All men are liable to error; and most men are, in many points, by passion or interest, under temptation to it.

The more you like yourself, the less you are like anyone else, which makes you unique.

Radical simply means 'grasping things at the root'.

Worry is the interest paid by those who borrow trouble.

Everything is vague to a degree you do not realize till you have tried to make it precise.

I have only ever read one book in my life, and that is White Fang. It's so frightfully good I've never bothered to read another.

To wear your heart on your sleeve isn't a very good plan; you should wear it inside, where it functions best.

True valor lies between cowardice and rashness.

Airplane travel is nature's way of making you look like your passport photo.

The fascination of shooting as a sport depends almost wholly on whether you are at the right or wrong end of the gun.

Anyone who attempts to generate random numbers by deterministic means is, of course, living in a state of sin.

Circumstances do not make the man, they reveal him.

You sort of start thinking anything's possible if you've got enough nerve.

Once you label me you negate me.

I love deadlines. I like the whooshing sound they make as they fly by.

Enthusiasm... the sustaining power of all great action.

The hardest thing to explain is the glaringly evident which everybody has decided not to see.

Since it is difficult to join them together, it is safer to be feared than to be loved when one of the two must be lacking.

I don't do drugs, I am drugs

Words have no power to impress the mind without the exquisite horror of their reality.

Liberty, according to my metaphysics is a self-determining power in an intellectual agent. It implies thought and choice and power.