More quotes by Mark Twain

"A successful book is not made of what is in it, but what is left out of it."
"I've lived through some terrible things in my life, some of which actually happened."
"One should never use exclamation points in writing. It is like laughing at your own joke."
"The Bible has noble poetry in it... and some good morals and a wealth of obscenity, and upwards of a thousand lies."
"A person with a new idea is a crank until the idea succeeds."