If you don't want to be replaced by a computer, don't act like one.

I feel that I learned far more from my students than I could possibly have taught them.

Astronomy leads us to a unique event, a universe which was created out of nothing, and delicately balanced to provide exactly the conditions required to support life. In the absence of an absurdly improbable accident, the observations of modern science seem to suggest an underlying, one might say, supernatural plan.

While change is rarely comfortable, I am happy to say that we not only survived but also grew more capable in the process - seeding much of the information revolution which now pervades the world in which we live.