The brain is a wonderful organ. It starts working the moment you get up in the morning, and does not stop until you get into the office. Robert Frost
We know the human brain is a device to keep the ears from grating on one another. Peter de Vries
Brain: The apparatus with which we think we think. Ambrose Bierce
You’ve got the brain of a four-year-old boy, and I bet he was glad to get rid of it. Groucho Marx
The human brain, then, is the most complicated organization of matter that we know. Isaac Asimov
A full belly makes a dull brain. Benjamin Franklin
A collection of a hundred great brains makes one big fathead. Carl Jung
If little else, the brain is an educational toy. Tom Robbins