Certainty Quotes

Doubt is not a pleasant condition, but certainty is an absurd one. - Voltaire


When I consider this carefully, I find not a single property which with certainty separates the waking state from the dream. How can you be certain that your whole life is not a dream? - Rene Descartes


To believe with certainty we must begin with doubting. - Stanislaus I


A thousand reasoned opinions are never equal to one case of diving in and finding out. Galileo proved that and it may be the only certainty we have. (Time Enough for Love) - Robert A. Heinlein


If I knew for a certainty that a man was coming to my house with the conscious design of doing me good, I should run for my life. - Henry David Thoreau


The only unchangeable certainty is that nothing is unchangeable or certain. - John Fitzgerald Kennedy


One must learn by doing the thing; though you think you know it, you have no certainty until you try. - Sophocles


The one unchangeable certainty is that nothing is unchangeable or certain. - John Fitzgerald Kennedy


The responses of human beings vary greatly under dangerous circumstances. The strong man advances boldly to meet them head on. The weak man grows agitated. But the superior man stands up to fate, endures resolutely in his inner certainty If ignorant both. - I Ching


That though we are certain of many things, yet that Certainty is no absolute Infallibility, there still remains the possibility of our being mistaken in all matters of humane Belief and Inquiry.-Joseph Glanvill


The American people want us to stop spending. And so let's just give them some certainty. Let's extend the tax - the existing tax cuts. And then let's give some more tax breaks to small businesses and large. And then maybe the American people will have some confidence.-John McCain


The areas of consensus shift unbelievably fast; the bubbles of certainty are constantly exploding.-Rem Koolhaas


The demand for certainty is one which is natural to man, but is nevertheless an intellectual vice.-Bertrand Russell


The minute one utters a certainty, the opposite comes to mind.-May Sarton


The new always happens against the overwhelming odds of statistical laws and their probability, which for all practical, everyday purposes amounts to certainty; the new therefore always appears in the guise of a miracle.-Hannah Arendt


The only certainty is that nothing is certain.-Pliny The Elder


The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.-Erich Fromm


The Resistance is a moral certainty, not a poetic one. The true poet never uses words in order to punish someone. His judgment belongs to a creative order; it is not formulated as a prophetic scripture.-Salvatore Quasimodo


The statistics of life out there and the statistics of intelligent beings and advanced civilization is a certainty, the way I look at it. that It has not been accepted, because we've been in an anthropocentric era.-Story Musgrave


The unique and supreme voluptuousness of love lies in the certainty of committing evil. And men and women know from birth that in evil is found all sensual delight.-Charles Baudelaire


There is no certainty; there is only adventure.-Roberto Assagioli


To believe with certainty we must begin with doubting.-Stanislaus I


To counter the avoidance of intellectual challenge and responsibility, we must reduce the domination of certainty in education.-William Glasser


To teach how to live without certainty and yet without being paralysed by hesitation is perhaps the chief thing that philosophy, in our age, can do for those who study it.-Bertrand Russell


We can say with certainty - or 90% probability - that the new industries that are about to be born will have nothing to do with information.-Peter Drucker


We have to be mindful that there is the certainty that terrorists will attempt to launch multiple attacks against their enemy, which is us and our allies.-Cofer Black


We often call a certainty a hope, to bring it luck.-Elizabeth Bibesco


We regard it as a certainty that the earth, enclosed between poles, is bounded by a spherical surface.-Nicolaus Copernicus


When I tested for Billy Budd, I had that kind of confidence that comes with the certainty that you're not going to get something. I was very rough around the edges.-Terence Stamp


If you develop the absolute sense of certainty that powerful beliefs provide, then you can get yourself to accomplish virtually anything, including those things that other people are certain are impossible.-William Lyon Phelps


In these matters the only certainty is that nothing is certain.-Pliny the Elder


Inquiry is fatal to certainty.-Will Durant


It has become a certainty now that if you will only advertise sufficiently you may make a fortune by selling anything.-Anthony Trollope


It is far better to foresee even without certainty than not to foresee at all.-Henri Poincare


It is only of life on Earth, however, that one can speak with any certainty. It seems to me that all life on Earth, the sum total of life upon the Earth, has purpose.-Clifford D. Simak


It is to be feared that those who emigrate to New South Wales, generally anticipate too great facility in their future operations and certainty of success in conducting them; but they should recollect that competency cannot be obtained without labour.-Charles Sturt


Jealousy lives upon doubts. It becomes madness or ceases entirely as soon as we pass from doubt to certainty.-Francois de La Rochefoucauld


Many slaves on this continent are oppressed, and their cries have reached the ears of the Most High. Such are the purity and certainty of his judgments, that he cannot be partial in our favor.-John Woolman


Mystery is gone to the certainty of technological principles. So the real terror, the real aggression against life comes in the form of the pursuit of our technological happiness.-Godfrey Reggio


No great deed is done by falterers who ask for certainty.-George Eliot


One must verify or expel his doubts, and convert them into the certainty of Yes or NO.-Thomas Carlyle


One thing, however, I know with certainty: violence, or the direct threat of violence, of the kind we have seen in the past few days, is totally unjustified as a response to any published word or image.-Timothy Garton Ash


Only a very bad theologian would confuse the certainty that follows revelation with the truths that are revealed. They are entirely different things.-Denis Diderot


Probability is expectation founded upon partial knowledge. A perfect acquaintance with all the circumstances affecting the occurrence of an event would change expectation into certainty, and leave nether room nor demand for a theory of probabilities.-George Boole


Psychologists have set about describing the true nature of women with a certainty and a sense of their own infallibility rarely found in the secular world.-Naomi Weisstein


Science has proof without any certainty. Creationists have certainty without any proof.-Ashley Montagu


Sooner or later you must move down an unknown road that leads beyond the range of the imagination, and the only certainty is that the trip has to be made.-Bruce Catton


Spending a weekend with Hitler would have been boring in the extreme, although you would have had a greater certainty in coming back alive.-Alan Bullock


Step by step a powerful and enterprising race has driven them back from the Atlantic to the West until at last there is scarcely a spot of ground upon which the Indians have any certainty of maintaining a permanent abode.-Nelson A. Miles


For my part I know nothing with any certainty, but the sight of the stars makes me dream.-Vincent Van Gogh


For those with ambition, reality is more of a creation than an unalterable certainty.-Lori Guinn


From principles is derived probability, but truth or certainty is obtained only from facts.-Tom Stoppard


From this bestial view that the human mind consists of only sense certainty, pleasure and pain, Locke developed an equally bestial theory of the nation. Man originally existed in a State of Nature of complete liberty.-Robert Trout


Fundamentalists are panicked by the apparent disintegration of the family, the disappearance of certainty and the decay of morality. Fear leads them to ask, if we cannot trust the Bible, what can we trust?-Garrett Hardin


Hope is definitely not the same thing as optimism. It is not the conviction that something will turn out well, but the certainty that something makes sense, regardless of how it turns out.-Vaclav Havel


Hope is not the conviction that something will turn out well but the certainty that something makes sense, regardless of how it turns out.-Vaclav Havel


I am certain there is too much certainty in the world.-Michael Crichton


I feel, sometimes, as the renaissance man must have felt in finding new riches at every point and in the certainty that unexplored areas of knowledge and experience await at every turn.-Polykarp Kusch


I found it peculiar that those who wanted to take military action could - with 100 per cent certainty - know that the weapons existed and turn out to have zero knowledge of where they were.-Hans Blix


I have moved from certainty to doubt, from devotion to rebellion.-Phil Donahue


I never imagined it wouldn't work out for me. I had that absolute certainty in myself that has seen me through, I think, and my parents were absolutely behind me all the way.-Ewan McGregor


I really think that living is the process of going from complete certainty to complete ignorance.-Richard Dreyfuss


I would say that without any doubt he's the killer - the law says beyond a reasonable doubt and to a moral certainty which I - there's no question that he was the killer of President Kennedy.-Henry Wade


I'm a scientist, not a theologian. I don't know if there is a God or not. Religion requires certainty.-James Lovelock


Ideas which have been developed simultaneously or in immediate succession in the same mind mutually reproduce each other, and do this with greater ease in the direction of the original succession and with a certainty proportional to the frequency with which they were together.-Hermann Ebbinghaus


If a man fights his way through his doubts to the conviction that Jesus Christ is Lord, he has attained to a certainty that the man who unthinkingly accepts things can never reach.-William Barclay


If I am fool, it is, at least, a doubting one; and I envy no one the certainty of his self-approved wisdom.-George Byron


If I knew for a certainty that a man was coming to my house with the conscious design of doing me good, I should run for my life.-Henry David Thoreau


If we must not act save on a certainty, we ought not to act on religion, for it is not certain. But how many things we do on an uncertainty, sea voyages, battles!-Blaise Pascal

Last modified 06-Sep-2011 7:29 AM