"The human race is a joke. We are the only beings on this planet that have developed a sense of humor, and yet we are the only ones who take ourselves seriously."

"Why is it that we can remember the least important things and forget the most important things?"

"The human race has been a long time without a complete and intelligent explanation of itself. It has been content to accept the explanations of its untrained and ignorant imagination. This has resulte…"

"Man is a creature of circumstances, but circumstances are creatures of men."

"The difference between the almost right word and the right word is really a large matter—'tis the difference between the lightning bug and the lightning."