It's not so hard to get rich as it is to know when you have gotten rich.
Never work before breakfast; if you have to work before breakfast, eat your breakfast first.
There are very few good judges of humor, and they don't agree.
The easiest thing for our friends to discover in us, and the hardest thing for us to discover in ourselves, is that we are growing old.
Be like a postage stamp. Stick to one thing until you get there.
...But why discourse Upon the Virtues of the Horse? They are too numerous to tell Save when you have a Horse to Sell.