Scientists dream about doing great things. Engineers do them.

I don’t know who my parents were. I know nothing about my inheritance. I could be Jewish; I could be part Negro; I could be Irish; I could be Russian. I am spiritually a mix anyway, but I did have a solid childhood fortunately, because of some wonderful women who brought me up. I never had a father or a man in the house, and that was a loss...

Although most of us know Vincent van Gogh in Arles and Paul Gauguin in Tahiti as if they were neighbors -- somewhat disreputable but endlessly fascinating -- none of us can name two French generals or department store owners of that period. I take enormous pride in considering myself an artist, one of the necessaries.

When I was a child in the Navy during World War II, I was perennially grateful to the armed services libraries for having on hand a good supply of those pocket books, which were so common in that period. I must have read a couple hundred of them, and they did a lot to save my sanity.

The master in the art of living makes little distinction between his work and his play, his labor and his leisure, his mind and his body, his information and his recreation, his love and his religion. He hardly knows which is which. He simply pursues his vision of excellence at whatever he does, leaving others to decide whether he is working or playing. To him he's always doing both.

Every animal that walks the earth, or swims, or flies is precious beyond description, something so rare and wonderful that it equals the stars or the ocean or the mind of man.

We risk great peril if we kill off this spirit of adventure, for we cannot predict how and in what seemingly unrelated fields it will manifest itself. A nation that loses its forward thrust is in danger, and one of the most effective ways to retain that thrust is to keep exploring possibilities. The sense of exploration is intimately bound up with human resolve, and for a nation to believe that it is still committed to a forward motion is to ensure its continuance.