When you make a mistake, don't look back at it long. Take the reason of the thing into your mind and then look forward. Mistakes are lessons of wisdom. The past cannot be changed. The future is yet in your power.
Exercise ferments the humors, casts them into their proper channels, throws off redundancies, and helps nature in those secret distributions, without which the body cannot subsist in its vigor, nor the soul act with cheerfulness.
I'm all in favor of keeping dangerous weapons out of the hands of fools. Let's start with typewriters.
Depend not on another, but lean instead on thyself...True happiness is born of self-reliance.
We don't know a millionth of one percent about anything.
Never rely on the glory of the morning nor the smiles of your mother-in-law.
Humor is also a way of saying something serious.