About two million years ago, man appeared. He has become the dominant species on the earth. All other living things, animal and plant, live by his sufferance. He is the custodian of life on earth, and in the solar system.… — George Wald Copy Share Image
Civilization will end within 15 or 30 years unless immediate action is taken against problems facing mankind. — George Wald Copy Share Image
So-called defense now absorbs sixty per cent of the national budget, and about twelve per cent of the Gross National Product. — George Wald Copy Share Image
Evolution advances, not by a priori design, but by the selection of what works best out of whatever choices offer. We are the products… — George Wald Copy Share Image
Every creature alive on the earth today represents an unbroken line of life that stretches back to the first primitive organism to appear on… — George Wald Copy Share Image
I think if a physician wrote on a death certificate that old age was the cause of death, he'd be thrown out of the… — George Wald Copy Share Image
I think all of you know there is no adequate defense against massive nuclear attack. — George Wald Copy Share Image
We've committed many war crimes in Vietnam - but I'll tell you something interesting about that. We were committing war crimes in World War… — George Wald Copy Share Image
Science goes from question to question; big questions, and little, tentative answers. The questions as they age grow ever broader, the answers are seen… — George Wald Copy Share Image
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… — George Wald Copy Share Image
