More quotes by Mark Twain

"I didn't have time to write a short letter, so I wrote a long one instead."
"Keep away from people who try to belittle your ambitions. Small people always do that, but the really great make you feel that you, too, can become great."
"A person with a new idea is a crank until the idea succeeds."
"The dog is a gentleman; I hope to go to his heaven not man's."
"But who prays for Satan? Who, in eighteen centuries, has had the common humanity to pray for the one sinner that needed it most?"