"The forceps of our minds are clumsy forceps, and crush the truth a little in taking hold of it."

"Adapt or perish, now as ever, is nature's inexorable imperative."

"The past is but the beginning of a beginning."

"Religion is pickled God."

"When I see an adult on a bicycle, I do not despair for the future of the human race."

"It becomes a bore doing imaginative books that do not touch imaginations, and at length one stops even planning them."

"I thought I told you to wait in the car."

"Necessity never made a good bargain."

"A vision without action is called a daydream; but then again, action without a vision is called a nightmare."

"Everybody likes a kidder, but nobody lends him money."

"Men are the only animals that devote themselves, day in and day out, to making one another unhappy. It is an art like any other. Its virtuosi are called altruists."

"What we become depends on what we read after all of the professors have finished with us. The greatest university of all is a collection of books."