"When I was a boy of 14, my father was so ignorant I could hardly stand to have the old man around. But when I got to be 21, I was astonished at how much the old man had learned in seven years."

"When in doubt, tell the truth."

"I was born with a reading habit, and it's a good thing, because it's the only habit I've ever had that hasn't cost me money."

"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."

"Under certain circumstances, profanity provides a relief denied even to prayer."