No man should escape our universities without knowing how little he knows.

In the spring of 1936, I was introduced by friends to Jean Tatlock. In the autumn, I began to court her. We were at least twice close enough to marriage to think of ourselves as engaged.

My mother was born in Baltimore, and before her marriage, she was an artist and teacher of art.

My life as a child did not prepare me for the fact that the world is full of cruel and bitter things.

Science operates in the natural, not the supernatural. In fact, I go so far as to state that there is no such thing as the supernatural or the paranormal.

I was nearly as far behind in calculus as I was in physics. But I wasn't the only woman in the class, so I felt more comfortable asking questions.

Science is beautiful when it makes simple explanations of phenomena or connections between different observations. Examples include the double helix in biology and the fundamental equations of physics.

I reveled in political science and history of all kinds, and I felt for a long time that I had discovered all the secrets of life in psychology, although its Freudian variety left me cold. The id never made much sense to me.