More quotes by Mark Twain

"Nothing exists but you. And you are but a thought."
"I did not attend his funeral, but I sent a nice letter saying I approved of it."
"Humor is mankind's greatest blessing."
"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."
"When we remember we are all mad, the mysteries disappear and life stands explained."