Ants make up two-thirds of the biomass of all the insects. There are millions of species of organisms and we know almost nothing about them.

Nature holds the key to our aesthetic, intellectual, cognitive and even spiritual satisfaction.

The extinctions ongoing worldwide promise to be at least as great as the mass extinction that occurred at the end of the age of dinosaurs.

I think history has shown that the worst way to [try to] bring people over and actually change public opinion is by insult and applied degradation of them.

The ideal scientist thinks like a poet and works like a bookkeeper

In a purely technical sense, each species of higher organism-beetle, moss, and so forth, is richer in information than a Caravaggio painting, Mozart symphony, or any other great work of art.

I tend to believe that religious dogma is a consequence of evolution.