Anything You Don't Understand Is Dangerous Until

Half Of Wisdom Is Learning What To Unlearn.

One Mark Of A Good Officer, He Remembered, Was The Ability To Make Quick Decisions. If They Happen To Be Right, So Much The Better.

Once Every Hundred Years, The Los Angeles Smog Rolls Away For A Single Night, Leaving The Air As Clean As Interstellar Space. That Way The Gods Can See If Los Angeles Is Still There. If It Is, They Roll The Smog Back So They Won't Have To Look At It.

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.

The Dinosaurs Became Extinct Because They Didn't Have A Space Program.