Quote #1841
What lies in our power to do, it lies in our power not to...
Quote #6541
The only courage that matters is the kind that gets you from one moment...
Quote #1641
In religion and politics people’s beliefs and convictions are in almost every case gotten...
Quote #7545
The greatest challenge to any thinker is stating the problem in a way that...
Quote #12960
If you thought that science was certain – well, that is just an error...
Quote #8241
Someone must stand up to those who say, Here’s the key, there’s the Treasury,...
Quote #7789
Though it sounds absurd, it is true to say I felt younger at sixty...
Quote #6948
To know oneself, one should assert oneself.
Quote #17503
I’m all in favor of keeping dangerous weapons out of the hands of fools....
Quote #9379
The physicist cannot simply surrender to the philosopher the critical contemplation of the theoretical...