Any Sufficiently Advanced Technology Is Indistinguishable From

To Be A Science Fiction Writer You Must Be Interested In The Future And You Must Feel That The Future Will Be Different And Hopefully Better Than The Present. Although I Know That Most - That Many Science Fiction Writings Have Been Anti-utopias. And The Reason For That Is That It's Much Easier And More Exciting To Write About A Really Nasty Future Than A - Placid, Peaceful One.

How Inappropriate To Call This Planet Earth When It Is Quite Clearly Ocean.

People Go Through Four Stages Before Any Revolutionary Development: 1. It's Nonsense, Don't Waste My Time. 2. It's Interesting, But Not Important. 3. I Always Said It Was A Good Idea. 4. I Thought Of It First.

The Best Proof That There's Intelligent Life In The Universe Is That It Hasn't Come Here.

One Orbit, With A Radius Of 42,000 Kilometers, Has A Period Of Exactly 24 Hours. A Body In Such An Orbit, If Its Plane Coincided With That Of The Earth's Equator, Would Revolve With The Earth And Would Thus Be Stationary Above The Same Spot On The Planet. It Would Remain Fixed In The Sky Of A Whole Hemisphere ... [to] Provide Coverage To Half The Globe, And For A World Service Three Would Be Required, Though More Could Be Readily Utilized. (1945) [predidicting Geosynchronous Communication Satellites]