“He was in a state of doubt which passed very well for modesty.”

“In science, modesty and genius do not coexist well together. (In Washington, modesty and cleverness don’t.) Einstein is perhaps the most famous exception to the rule.”

“For, as blushing will sometimes make a whore pass for a virtuous woman, so modesty may make a fool seem a man of sense.”

“She may very well pass for forty three
In the dusk with the light behind her.”

“What a state of society is this in which free-thinker is a term of abuse, and in which doubt is regarded as sin?”

“We must doubt the certainty of everything which passes through the senses, but how much more ought we to doubt things contrary to the senses, such as the existence of God and the soul.”

“Detraction paves the way for the very perfections which it doubts and denies.”

“Right now, no sane and unbiased person would be so stupid as to doubt that the North Korean state is very repressive.”

“I replace melancholy by courage, doubt by certainty, despair by hope, malice by good, complaints by duty, scepticism by faith, sophisms by cool equanimity and pride by modesty.”

“He almost told her everything right then, that very moment. But you grab a moment, or you let it pass. He let it pass.”