On the lawn next to the sidewalk a fire ant colony is swarming. The ants are pouring out of a mound nest, here no more than an irregular pile of dirt partly flattened by the last pass of a lawnmower. Winged queens and males are taking off on their nuptial flight, protected by angry-looking workers that run up and down the grass blades and out onto the blistering-hot concrete of the sidewalk. The species is unmistakably Solenopsis geminata, the native fire ant.

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

We don't know nearly enough about the complexities of Nature. If we think we can eliminate natural ecosystems and substitute prosthetic devices, i.e. clean air or water with fusion energy - we are kidding ourselves.

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.

Sometimes a concept is baffling not because it is profound but because it is wrong.

I grew up as a Southern Baptist with strict adherence to the Bible, which I read as a youngster.

Science needs the intuition and metaphorical power of the arts, and the arts need the fresh blood of science ... Interpretation is the logical channel of consilient explanation between science and the arts. The arts ... also nourish our craving for the mystical.