Quantum mechanics provides us with an approximate, plausible, conjectural explanation of what actually is, or was, or may be taking place inside a cyclotron during a dark night in February.

The hawk's cry is as sharp as its beak.

There is science, logic, reason; there is thought verified by experience. And then there is California.

A genius is always on duty; even his dreams are tax deductible.

One must be reasonable in one's demands on life. For myself, all that I ask is: (1) accurate information; (2) coherent knowledge; (3) deep understanding; (4) infinite loving wisdom; (5) no more kidney stones, please.

The rich can buy everything but health, virtue, friendship, wit, good looks, love, pride, intelligence, grace, and, if you need it, happiness.

The great question of life is not the question of death but the question of life. Fear of death shames us all.