More quotes by Mark Twain

"A successful book is not made of what is in it, but what is left out of it."
"Education: the path from cocky ignorance to miserable uncertainty."
"When we remember we are all mad, the mysteries disappear and life stands explained."
"Everyone is a moon, and has a dark side which he never shows to anybody."
"The dog is a gentleman; I hope to go to his heaven not man's."