The artist is nothing without the gift, but the gift is nothing without work. (Emile Zola)

He is one of those people who would be enormously improved by death. (H. H. Munro (Saki))

A mathematician is a device for turning coffee into theorems. (Paul Erdos)

There is more stupidity than hydrogen in the universe, and it has a longer shelf life. (Frank Zappa)

In theory, there is no difference between theory and practice. But in practice, there is. (Yogi Berra)