What were we doing here? Traveling hundreds or thousands of light-years, to break our hearts?

You can't trust reason. We threw it out of the ad profession long ago and have never missed it.

I was thinking of writing a little foreword saying that history is, after all, based on people's recollections, which change with time.

I'm doing a book, 'Chasing Science,' about the pleasures of science as a spectator sport.

The big new development in my life is, when I turned 80, I decided I no longer have to do four pages a day. For me, it's like retiring.

The science fiction method is dissection and reconstruction.

I'm pretty catholic about what constitutes science fiction.