The true pioneer of civilization is not the newspaper, not religion, not the railroad - but whiskey!

Writing is the easiest thing in the world.... Just try it sometime. I sit up with a pipe in my mouth and a board on my knees and I scribble away.

Courage is resistance to fear, mastery of fear-not absence of fear. Except a creature be part coward it is not a compliment to say it is brave; it is merely a loose application of the word. Consider the flea! - incomparably the bravest of all the creatures of God, if ignorance of fear were courage.

A man who carries a cat by the tail learns something he can learn in no other way.

Public opinion is held in reverence. It settles everything. Some think it is the voice of God.

Make your vocation your vacation. That is the secret to success.

A railroad is like a lie you have to keep building it to make it stand.