(327 quotes found)
“Doubt is to certainty as neurosis is to psychosis. The neurotic is in doubt and has fears about persons and things; the psychotic has convictions and makes claims about them. In short, the neurotic has problems, the psychotic has solutions.”
Thomas S. Szasz
“Faith is a process of leaping into the abyss not on the basis of any certainty about ~where~ we shall land, but rather on the belief that we ~shall~ land.”
Carter Heyward
“Doubt is not a pleasant condition, but certainty is absurd”
Voltaire
“Uncertainty is the only certainty there is, and knowing how to live with insecurity is the only security.”
John Allen Paulos
“When one admits that nothing is certain one must, I think, also add that some things are more nearly certain than others”
Bertrand Russell
“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
“The only unchangeable certainty is that nothing is certain or unchangeable”
John Fitzgerald Kennedy
“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
“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 F. Drucker
“A woman's guess is much more accurate than a man's certainty.”
Rudyard Kipling
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