Ethics Change With Technology.

Jesus Pietro Wasn't Used To Dealing With Ghosts. It Would Require Brand New Techniques. Grimly He Set Out To Evolve Them.

Everything Starts As Somebody's Daydream.

I'd Repair Our Education System Or Replace It With Something That Works.

I'd Visit The Near Future, Close Enough That Someone Might Want To Talk To Larry Niven And Can Figure Out The Language; Distant Enough To Get Me Decent Medical Techniques And A Ticket To The Moon.

Any Damn Fool Can Predict The Past.