What's been gratifying is to live long enough to see molecular biology and evolutionary biology growing toward each other and uniting in research efforts.

If we were to wipe out insects alone on this planet, the rest of life and humanity with it would mostly disappear from the land. Within a few months.

I believe that traditional religious belief and scientific knowledge depict the universe in radically different ways. At the bedrock they are incompatible and mutually exclusive.

The education of women is the best way to save the environment.

I like what Abba Eban once said during the 1967 war. He said, "When all else fails, men turn to reason."

The essence of humanity's spiritual dilemma is that we evolved genetically to accept one truth and discovered another. Is there a way to erase the dilemma, to resolve the contradictions between the transcendentalist and the empiricist world views?

The commitment must be much deeper - to let no species knowingly die; to take all reasonable action to protect every species and race in perpetuity.