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"I mean the word proof not in the sense of the lawyers, who set two half proofs equal to a whole one, but in the sense of a mathematician, where half proof = 0, and it is demanded for proof that every doubt becomes impossible."
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Exlpore more Doubt quotes

"A fanatic is a man who consciously over compensates a secret doubt."

"Doubt begins only at the last frontiers of what is possible."

"Doubt is the first ray of illumination."

"I had to nurture those doubts as if they were tiny, sickly kittens, until eventually they became sturdy, healthy grievances, with their own cat doors, which allowed them to wander in and out of our conversation at will."

"I felt like praying or something, when I was in bed, but I couldn't do it. I can't always pray when I feel like it. In the first place, I'm sort of an atheist. I like Jesus and all, but I don't care too much for most of the other stuff in the Bible. Take the Disciples, for instance. They annoy the hell out of me, if you want to know the truth. They were all right after Jesus was dead and all, but while He was alive, they were about as much use to Him as a hole in the head. All they did was keep letting Him down."
Explore more quotes by Carl Friedrich Gauss

"It is not knowledge, but the act of learning, not possession but the act of getting there, which grants the greatest enjoyment."

"You know that I write slowly. This is chiefly because I am never satisfied until I have said as much as possible in a few words, and writing briefly takes far more time than writing at length."

"When I have clarified and exhausted a subject, then I turn away from it, in order to go into darkness again."

"Further, the dignity of the science itself seems to require that every possible means be explored for the solution of a problem so elegant and so celebrated."

"To such idle talk it might further be added: that whenever a certain exclusive occupation is coupled with specific shortcomings, it is likewise almost certainly divorced from certain other shortcomings."

"We must admit with humility that, while number is purely a product of our minds, space has a reality outside our minds, so that we cannot completely prescribe its properties a priori."

"To praise it would amount to praising myself. For the entire content of the work... coincides almost exactly with my own meditations which have occupied my mind for the past thirty or thirty-five years."

"The problem of distinguishing prime numbers from composite numbers and of resolving the latter into their prime factors is known to be one of the most important and useful in arithmetic."
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