Once we've learned enough about the universe we will admit to ourselves that we will never know everything.

Life at best is bittersweet.

I wasn't the kind of student that Pratt was looking for. They wanted patient people who would work on something forever. I didn't want to work on any project forever. I intended to get things done.

My own son feels I'm uncool but my grandson loves me. Being cool or uncool is a generational thing. But as a personal thing, I really love everybody in sight.

I would've liked to have been a better businessman when I was younger. And of course, I couldn't, because it wasn't part of my atmosphere. I never lived with accountants, I never lived with lawyers.

There was violence because first of all, there were ethnic differences and names. If you were small, they called you a runt, and you had to do something about that even if there were five other guys.

Perfectionists are their own devils.