More quotes by Mark Twain

"All you need in this life is ignorance and confidence, and then success is sure."
"The secret source of humor is not joy but sorrow; there is no humor in Heaven."
"A clear conscience is the sure sign of a bad memory."
"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."
"Whenever you find yourself on the side of the majority, it is time to reform (or pause and reflect)."