A well-designed system is one that can evolve over time without requiring significant rework.

Twenty years of romance make a woman look like a ruin; but twenty years of marriages make her look like a public building.

The greatness of human actions is measured by the inspiration that gives rise to them.

I like to tell a story and not explain it. I like to leave it open-ended.

The complexity of a learning problem is often determined by the size and structure of the hypothesis space.