“It was not you who ate the idea, but the idea that ate you.”

“In every idea of genius or in every new human idea, or, more simply still, in every serious human idea born in anyone's brain, there is something that cannot possibly be conveyed to others.”

“And what's strange, what would be marvelous, is not that God should really exist; the marvel is that such an idea, the idea of the necessity of God, could enter the head of such a savage, vicious beast as man.”

“There is something at the bottom of every new human thought, every thought of genius, or even every earnest thought that springs up in any brain, which can never be communicated to others, even if one were to write volumes about it and were explaining one's idea for thirty-five years; there's something left which cannot be induced to emerge from your brain, and remains with you forever; and with it you will die, without communicating to anyone perhaps the most important of your ideas.”

“He was one of the numerous and varied legion of dullards, of half-animated abortions, conceited, half-educated coxcombs, who attach themselves to the idea most in fashion only to vulgarize it and who caricature every cause they serve, however sincerely.”

“Neither man nor nation can exist without a sublime idea.”

“If you wish to glimpse inside a human soul and get to know a man, don't bother analyzing his ways of being silent, of talking, of weeping, of seeing how much he is moved by noble ideas; you will get better results if you just watch him laugh. If he laughs well, he's a good man.”