More quotes by Mark Twain

"All you need in this life is ignorance and confidence, and then success is sure."
"Don't part with your illusions. When they are gone you may still exist, but you have ceased to live."
"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."
"Everything human is pathetic. The secret source of humor itself is not joy but sorrow. There is no humor in heaven."
"I must have a prodigious amount of mind; it takes me as much as a week, sometimes, to make it up!"