Quote #1084
Do not be too moral. You may cheat yourself out of much life so....
Quote #13658
To know when to be generous and when to be firm — this is...
Quote #18865
Proof is the idol before whom the pure mathematician tortures himself.
Quote #22373
The idea that is not dangerous is not worthy of being called an idea...
Quote #10005
Our opinions do not really blossom into fruition until we have expressed them to...
Quote #22296
Not to know the events which happened before one was born, that is to...
Quote #12932
To explain the unknown by the known is a logical procedure; to explain the...
Quote #15853
He that speaketh against his own reason speaks against his own conscience, and therefore...
Quote #27
It is a sign of a creeping inner death when we no longer can...
Quote #14868
The best current evidence is that media are mere vehicles that deliver instruction but...