The hand is the cutting edge of the mind.

It is important that students bring a certain ragamuffin, barefoot irreverence to their studies; they are not here to worship what is known, but to question it.

No science is immune to the infection of politics and the corruption of power.

Ask an impertinent question and you are on the way to the pertinent answer.

Man is unique not because he does science, and his is unique not because he does art, but because science and art equally are expressions of his marvelous plasticity of mind.

Knowledge is an unending adventure at the edge of uncertainty.

We have to understand that the world can only be grasped by action, not by contemplation. The hand is more important than the eye ... The hand is the cutting edge of the mind.

Man masters nature not by force, but by understanding

Dissent is the mark of freedom.

One aim of physical sciences had been to give an exact picture the material world. One achievement of physics in the twentieth century has been to prove that that aim is unattainable.

A genius is a man who has two great ideas.

He who cannot serve cannot lead. It is by being a servant that you recognize that followers also have needs. True leaders are service oriented!

I drop to the curb like childhood leaving a body.

Fine! I'll throw on some clothes. Turn around. I'm in my pj's" "I'm a guy. That's like asking a kid not to glance at the candy counter.

I had some dreams, they were clouds in my coffee.

Humorists are always pessimists. They're reactionaries: because they see that every golden cloud has a black lining.

The great happiness of life, I find, after all, to consist in the regular discharge of some mechanical duty.

There are only so many skaters like Brian Orser. Nobody is going to just step into his shoes.

Girl, it's an umbrella, not a Lamborghini.

Our cells engage in protein production, and many of those proteins are enzymes responsible for the chemistry of life.

Where the head goes, the body follows. Perception precedes action. Right action follows the right perspective.