Every creature alive on the earth today represents an unbroken line of life that stretches back to the first primitive organism to appear on this planet; and that is about three billion years.

There's life all over this universe, but the only life in the solar system is on earth, and in the whole universe we are the only men.

Dropping those atomic bombs on Hiroshima and Nagasaki was a war crime.

Civilization will end within 15 or 30 years unless immediate action is taken against problems facing mankind.

It would be a poor thing to be an atom in a universe without physicists, and physicists are made of atoms. A physicist is an atom's way of knowing about atoms.

A physicist is an atom's way of knowing about atoms.

I have lived much of my life among molecules. They are good company.

We are the products of editing, rather than of authorship.

I do not want to believe in God. Therefore I choose to believe in that which I know is scientifically impossible, spontaneous generation leading to evolution.

All War Departments are now Defense Departments. This is all part of the doubletalk of our time. The aggressor is always on the other side.

I tell my students to try early in life to find an unattainable objective.

True life lies in laughter, love and work.

You never did master a leer."- Katharine Murray, Death on the Family Tree

I personally think that Hollywood agencies ought to play a much better role in the development of Chinese films. Otherwise they're missing out on a lot of opportunities.

Most of what we think of as distinctively human has occurred in the last 10,000 years in the Holocene - a period in which the Earth was abnormally quiet.

My ancestors wandered lost in the wilderness for forty years because even in biblical times, men would not stop to ask for directions.

The three principal trends affecting how we do business in the newspaper production industry might best come under the headings: automation, diversification, distributed print.

Problems are all in your head.

And if we could get the local leaders to appreciate their responsibility for the environment then they would be able to explain that responsibility to the people of their faith.

Since Freud, people think you either want to be a man or hate men. You only exist in relationship to men.

I'm just not convinced that Jesus is going to say, "When I was hungry, you gave a check to the United Way and they fed me.