I do not fear death. I had been dead for billions and billio... - Mark Twain

"Name the greatest of all inventors. Accident."

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

"In religion and politics people’s beliefs and convictions are in almost every case gotten at second-hand, and without examination, from authorities who have not themselves examined the questions at issue but have taken them at second-hand from other non-examiners, whose opinions about them were not worth a brass farthing."

"All you need in this life is ignorance and confidence, and then success is sure."

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