I will not let anyone walk through my mind with their dirty feet.

It is a good rule in life never to apologize. The right sort of people do not want apologies, and the wrong sort take a mean advantage of them.

Pain is inevitable. Suffering is optional.

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

You can have everything in life that you want if you just give enough other people what they want.

Young heads take example of the ancient.

The bat thought I was giving him the kiss of life!

If everything isn't black and white, I say, 'Why the hell not?'

I may not be better than other people, but at least I'm different.

I have great faith in fools; self-confidence my friends call it.

I sound my barbaric yawp over the rooftops of the world.

We are all now connected by the Internet, like neurons in a giant brain.

All honor's wounds are self-inflicted.

Science is not only compatible with spirituality; it is a profound source of spirituality.

An intellectual is a man who doesn't know how to park a bike.

Reputation is what men and women think of us; character is what God and angels know of us.

I will indulge my sorrows, and give way to all the pangs and fury of despair.

In the intellectual order, the virtue of humility is nothing more nor less than the power of attention.

I'll always be poor in my mind.

Sell your cleverness and buy bewilderment.

Get off your butt and join the Marines!