If theft is advantageous to everyone who succeeds at it, and adultery is a good strategy, at least for males, for increasing presence in the gene pool, why do we feel they are wrong? Shouldn't the only morality that evolution produces be the kind Bill Clinton had - being sorry you got caught?

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

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.

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

Virtual reality is just air guitar writ large.

Learning to ignore things is one of the great paths to inner peace.