Thomas H. Greer, in A Brief History of Western Man, writes: "Machines (and the scientific knowledge that lies behind them) have given us power for good and evil that separates us qualitatively from the societies of all preceding ages."

Isn't that an awesome thought!  Our generation has the power because of technological and scientific knowledge to do more GOOD than any previous generations.  Heart/lung machines make possible heart surgery that lengthens life; gene therapy will soon prevent many diseases; modern agricultural techniques make possible food production no previous generations could attempt.  Satellite and computer communication makes the world one neighborhood.

By the same token, our power for EVIL, said Dr. Greer, is greater than for any previous generation.  When gunpowder …