In my heart, I'm an Alabaman who went up north to work.

You are capable of more than you know. Choose a goal that seems right for you and strive to be the best, however hard the path. Aim high. Behave honorably. Prepare to be alone at times, and to endure failure. Persist! The world needs all you can give.

The historical circumstance of interest is that the tropical rain forests have persisted over broad parts of the continents since their origins as stronghold of the flowering plants 150 million years ago.

I doubt that most people with short-term thinking love the natural world enough to save it.

It's obvious that the key problem facing humanity in the coming century is how to bring a better quality of life - for 8 billion or more people - without wrecking the environment entirely in the attempt.

The history of life on earth has been a history of interaction between living things and their surroundings.

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