Science is a differential equation. Religion is a boundary condition.

There's no such thing is aging, but maturing and knowledge. It's beautiful, I call that beauty.

I had bohemian parents in Seattle in the last '60s living in a houseboat. My dad wrote science fiction novels and painted big murals and oil paintings.

What we can do should never by itself determine what we choose to do, yet this is the way technology tends to work.

Science, like art, religion, commerce, warfare, and even sleep, is based on presuppositions.

I'm too old-fashioned to use a computer. I'm too old-fashioned to use a quill.

Shakespeare also introduces the supernatural into some of his tragedies; he introduces ghosts, and witches who have supernatural knowledge.

In science, read, by preference, the newest works; in literature, the oldest. The classic literature is always modern.

You can only maintain your interest if you're travelling more in ignorance than knowledge.

It is a good morning exercise for a research scientist to discard a pet hypothesis every day before breakfast. It keeps him young.