A science fiction writer should try to combine the intimately human with the grandly cosmic.

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

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

Secrecy was the problem; transparency the obvious cure.

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?

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

Virtual reality is just air guitar writ large.