Science Demands Patience.

Few Artists Thrive In Solitude And Nothing Is More Stimulating Than The Conflict Of Minds With Similar Interests.

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]

I Don't Think There Are Any Secrets To Writing In The - Everybody Has Their Own Techniques. You Must Be Widely Read, That's One Thing, Because You Have To Resolve A Tremendous Amount Of Background Information. Also, You Should Know What The Competition Is Writing, Just So You're Not Wasting Your Time Doing The Same Thing. Unless You Do It Better, Of Course.

I Can Never Look Now At The Milky Way Without Wondering From Which Of Those Banked Clouds Of Stars The Emissaries Are Coming. If You Will Pardon So Commonplace A Simile, We Have Set Off The Fire Alarm And Have Nothing To Do But To Wait. I Do Not Think We Will Have To Wait For Long.

The Goal Of The Future Is Full Unemployment, So We Can Play. That's Why We Have To Destroy The Present Politico-economic System.