You wouldn't want to be called a sell-out by selling a product. Selling out was frowned on, whereas now you can major in it at business school.

Awards can give you a tremendous amount of encouragement to keep getting better, no matter how young or old you are.

We're highly social animals - I'm told by scientists that what makes us different from other animals is an acute social awareness, which is what has made us so successful.

When does she do all this thinking? We're together all the time but she thinks deeply about things and with feeling and she can remember the facts. We've been married 48 years.

For humans, flying isn't magic, it's physics.

Life is great-I wouldn't know what I'd do without it.

It isn't necessary to be rich and famous to be happy. It's only necessary to be rich.