Alan Turing

Science is a differential equation. Religion is a boundary condition.

We are not interested in the fact that the brain has the consistency of cold porridge.

Mathematical reasoning may be regarded rather schematically as the exercise of a combination of two facilities, which we may call intuition and ingenuity.

It is hardly surprising that women concentrate on the way they look instead of what is in their minds since not much has been put in their minds to begin with.

It's good to like yourself, and that only comes from hard work, from doing. But vanity is dangerous; it can trip you badly.

I studied international relations and economics at the University of Virginia. I paid my way by working as a bartender in the summer and at three part-time jobs during the year.