More quotes by Mark Twain

"If you pick up a starving dog and make him prosperous he will not bite you. This is the principal difference between a dog and man."
"It usually takes me two or three days to prepare an impromptu speech."
"The two most important days in your life are the day you are born and the day you find out why."
"Part of the secret of a success in life is to eat what you like and let the food fight it out inside."
"When we remember we are all mad, the mysteries disappear and life stands explained."