I don't think I'm a witty person. To me, a witty person is a funny person who is also a smart person. My friend David Rakoff, who died a few years ago, he was a witty person. Fran Lebowitz is a witty person. I don't think there are that many witty people around, so you tend to notice them when they do come around. I don't consider myself to be that.
A reflection of my feelings about the space program is found in a quotation from Charles A. Lindbergh's "Autobiography of Values. " It reads, "Whether outwardly or inwardly, whether in space or time, the farther we penetrate the unknown, the vaster and more marvelous it becomes. "