"I must have a prodigious amount of mind; it takes me as much as a week, sometimes, to make it up!"

"I have found out that there ain't no surer way to find out whether you like people or hate them than to travel with them."

"I didn't have time to write a short letter, so I wrote a long one instead."

"April 1. This is the day upon which we are reminded of what we are on the other three hundred and sixty-four."

"A banker is a fellow who lends you his umbrella when the sun is shining, but wants it back the minute it begins to rain."

"A clear conscience is the sure sign of a bad memory."

"The easy confidence with which I know another man's religion is folly teaches me to suspect that my own is also."

"I've lived through some terrible things in my life, some of which actually happened."

"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."

"What would men be without women? Scarce, sir...mighty scarce."

"I was gratified to be able to answer promptly, and I did. I said I didn’t know."

"I did not attend his funeral, but I sent a nice letter saying I approved of it."

"Reader, suppose you were an idiot. And suppose you were a member of Congress. But I repeat myself."

"Never put off till tomorrow what may be done day after tomorrow just as well."

"There isn't time, so brief is life, for bickerings, apologies, heartburnings, callings to account. There is only time for loving, and but an instant, so to speak, for that."

"I wish I could make him understand that a loving good heart is riches enough, and that without it intellect is poverty."

"Let us live so that when we come to die even the undertaker will be sorry."

"I've had a lot of worries in my life, most of which never happened."

"Any emotion, if it is sincere, is involuntary."

"It's not the size of the dog in the fight, it's the size of the fight in the dog."

"Kindness is a language which the deaf can hear and the blind can see."

"I do not fear death. I had been dead for billions and billions of years before I was born, and had not suffered the slightest inconvenience from it."