We gain our ends only with the laws of nature; we control her only by understanding her laws.

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.

The hand is the cutting edge of the mind.

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.

Genius, in one respect, is like gold; numbers of persons are constantly writing about both, who have neither.

Successful minds work like a gimlet--to a single point.

Through meditative techniques, one can free the mind of delusions and attain what we call enlightenment.

A nap, my friend, is a brief period of sleep which overtakes superannuated persons when they endeavor to entertain unwelcome visitors or to listen to scientific lectures.

When I think about my new CD, the word 'joy' comes to mind. I sincerely hope that each listener will feel the earth, spirit, and aggressive creativity emanating from this album.

Imagination is not something apart and hermetic, not a way of leaving reality behind; it is a way of engaging reality.

To be honest, I find most politicians very untrustworthy. When I listen to them talking - or rather, lying - I just feel there are very few politicians with integrity, so I never know who to bat for.

Change is upsetting. Repetition is tedious. Three cheers for variation!

Mankind is an unco squad And muckle he may grieve thee.

I never starved myself.