The molecules that mediate pain are ancient, revealing how deeply rooted this sensation is in evolution.

In the examination of the parts of animals, I have diligently endeavored to arrive at the truth.

Art is the only way to run away without leaving home.

The mining industry must evolve to meet the demands of a changing world, or it will be left behind.

Fate and temperament are two names for the same concept.

The only limit to our realization of tomorrow is our doubts of today.

Farmers are the first environmentalists, working with nature every day.