Man Must Understand His Universe In Order

We Have No Proof, But If We Extrapolate, Based On The Best Information We Have Available To Us, We Have To Come To The Conclusion That ... Other Life Probably Exists Out There And Perhaps In Many Places.

The One Thing I Regret Was That My Work Required An Enormous Amount Of My Time, And A Lot Of Travel.

I Fully Expected That, By The End Of The Century, We Would Have Achieved Substantially More Than We Actually Did.

In Flying, The Probability Of Survival Is Inversely Proportional To The Angle Of Arrival.

The Single Thing Which Makes Any Man Happiest Is The Realization That He Has Worked Up To The Limits Of His Ability, His Capacity. It's All The Better, Of Course, If This Work Has Made A Contribution To Knowledge, Or Toward Moving The Human Race A Little Farther Forward.