More quotes by Mark Twain

"Everything human is pathetic. The secret source of humor itself is not joy but sorrow. There is no humor in heaven."
"Training is everything. The peach was once a bitter almond; cauliflower is nothing but cabbage with a college education."
"A successful book is not made of what is in it, but what is left out of it."
"Loyalty to country ALWAYS. Loyalty to government, when it deserves it."
"The secret to getting ahead is getting started."