The best weapon of a dictatorship is secrecy; the best weapon of a democracy is openness.
A state-of-the-art calculation requires 100 hours of CPU time on the state-of-the-art computer, independent of the decade.
Physics without mathematics is meaningless.
Secrecy, once accepted, becomes an addiction.
I am guilty of the great crime of optimism.
If there ever was a misnomer, it is "exact science." Science has always been full of mistakes. The present day is no exception. And our mistakes are good mistakes; they require a genius to correct. Of course, we do not see our own mistakes.