Driving down the wrong road and knowing it, The fork years behind, how many have thought To pull up on the shoulder and leave the car Empty, strike out across the fields and how many Are still mazed among dock and thistle, Seeking the road they should have taken?

One of my many theories about short stories is that their titles and first lines ought to be memorable, because if not memorable they will not be remembered, and if not remembered the stories will not be reprinted (because no one can find them).

It is true that all of us are the beneficiaries of crimes committed by our ancestors, and it is true that nothing can be done about that now because the victims are dead and the survivors are innocent. These are good reasons for keeping our mouths shut about the past: but tell me, what are our reasons for silence about atrocities still to come?

We live on a minute island of known things. Our undiminished wonder at the mystery which surrounds us is what makes us human. In science fiction we can approach that mystery, not in small, everyday symbols, but in bigger ones of space and time.