Ecology, like genetics, is not about equilibrium states. It is about change, change and change. Nothing stays the same forever.

Life is a Sisyphean race, run ever faster toward a finish line that is merely the start of the next race

Trade is 10 times as old as farming.

The fuel on which science runs is ignorance. Science is like a hungry furnace that must be fed logs from the forests of ignorance that surround us. In the process, the clearing we call knowledge expands, but the more it expands, the longer its perimeter and the more ignorance comes into view.

A true scientist is bored by knowledge; it is the assault on ignorance that motivates him - the mysteries that previous discoveries have revealed.

This idea holds out hope that the human race will prosper mightily in the years ahead-because ideas are having sex with each other as never before.

Considering the way evolution works, it should not be surprising if every man has got a Don Giovanni somewhere inside him.