That natural selection can produce changes within a type is disputed by no one, not even the staunchest creationist. But that it can transform one species into another — that, in fact, has never been observed.

General principles should not be based on exceptional cases.

Naturally, one does not normally discuss plans to commit murder with the intended victim.

The right things to do are those that keep our violence in abeyance; the wrong things are those that bring it to the fore.

Paul Levinson has outdone himself: The Plot to Save Socrates is a philosophically rich gem full of big ideas and wonderful time-travel tricks.

Not wanting to die was another universal constant, it seemed.

Honor does not have to be defended.