And what we know, or think we know, about the universe of space and time is changing very quickly.

I doubt I'll ever do another book collaboration; I've been spoiled. Roger and I both happened to move to New Mexico at about the same time, when we each had a family of young kids to raise. Socializing seemed to lead naturally to working together.

Probably all the books I've ever written have been efforts to define the boundaries of humanity.

At this stage, my chief professional goal is simply to keep on writing and making a living at it.

I had to be - I was in school for probably three or four years before I began taking courses in history and political science, and I just started to realize how big the world was. I mean, when I arrived in college, I didn't know anything.

There is no science in creativity. If you don't give yourself room to fail, you won't innovate.

We foresee no limit to scientific advancement in the future, and in scientific truth there is nothing dead; science is always a living and growing body of knowledge; but art on the contrary has many times run its course to an end, and exhausted its vital power.

Biology - DNA - is technology. It is coding. It is physical coding, but still code.