Quote #13127
Airplanes are interesting toys but of no military value.
Quote #18871
The mathematics is not there till we put it there.
Quote #33702
The trouble with facts is that there are so many of them.
Quote #10186
I violated the Noah rule: Predicting rain doesn?t count; building arks does.
Quote #29479
One great cause of failure is lack of concentration.
Quote #10018
Find out who you are and do it on purpose.
Quote #6102
The most important scientific revolutions all include, as their only common feature, the dethronement...
Quote #25488
You can observe a lot just by watching.
Quote #6225
He is one of those people who would be enormously improved by death.
Quote #12789
Growth demands a temporary surrender of security.