If all mankind were to disappear, the world would regenerate back to the rich state of equilibrium that existed ten thousand years ago. If insects were to vanish, the environment would collapse into chaos.

Now when you cut a forest, an ancient forest in particular, you are not just removing a lot of big trees and a few birds fluttering around in the canopy. You are drastically imperiling a vast array of species within a few square miles of you. The number of these species may go to tens of thousands. Many of them are still unknown to science, and science has not yet discovered the key role undoubtedly played in the maintenance of that ecosystem, as in the case of fungi, microorganisms, and many of the insects.

Yes, the natural sciences are telling us a great deal about human origins, the origins of our species the origins of our minds; we're on our way to explaining a large part of it. I'll accept an answer provided only by such means as obtaining and exploring, analyzing and arguing over the evidence - not because of a scribe's myopic view of the subject written 500 years before the birth of Christ!

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

Genius is the summed production of the many with the names of the few attached for easy recall.

In science, you really do need to have a purpose-driven life. You will succeed to the extent that you get the most out of your career so that you can give the most back. Try to be an addict, driven to achieve discoveries, learning new things, and then writing about them.

Mating Strategy is influenced by the cardinal fact that women have more at stake in sexual activity than men, because of the limited age span in which they can reproduce and the heavy investment required of them with each child conceived. In courtship women consistently emphasize commitment of resources and material security.