Disability Can Be No Handicap.

If Time Travel Is Possible, Where Are The Tourists From The Future?

The Idea Of 10 Dimensions Might Sound Exciting, But They Would Cause Real Problems If You Forget Where You Parked Your Car.

[on President Bush's Plan To Get To Mars In 10 Years] Stupid. Robots Would Do A Better Job And Be Much Cheaper Because You Don't Have To Bring Them Back.

Disability Can Be No Handicap.

The Past, Like The Future, Is Indefinite And Exists Only As A Spectrum Of Possibilities.