Quote #17535
To teach is to learn twice.
Quote #29620
Our deeds disguise us. People need endless time to try on their deeds, until...
Quote #33552
Your theory is crazy, but it’s not crazy enough to be true.
Quote #32793
Sometimes I think the surest sign that intelligent life exists elsewhere in the universe...
Quote #23714
I don’t think of the past. The only thing that matters is the everlasting...
Quote #19250
We cannot change anything until we accept it. Condemnation does not liberate, it oppresses.
Quote #7619
Hence it is clear how much more cruel the pen is than the sword....
Quote #31653
One very important ingredient of success is a good, wide-awake, persistent, tireless enemy.
Quote #18863
It is impossible to trap modern physics into predicting anything with perfect determinism because...
Quote #24216
Bias against the Negro is the worst disease from which the society of our...