The world is made up of people who never quite get into the first team and who just miss the prizes at the flower show.

You will die but the carbon will not; its career does not end with you. It will return to the soil, and there a plant may take it up again in time, sending it once more on a cycle of plant and animal life.

Power is the by-product of understanding.

Man is unique not because he does science, and he is unique not because he does art, but because science and art equally are expressions of his marvelous plasticity of mind.

Knowledge is an unending adventure at the edge of uncertainty.

The essence of science: ask an impertinent question, and you are on the way to a pertinent answer.