Quote #24182
The mere formulation of a problem is far more essential than its solution, which...
Quote #24416
There is no discipline in the world so severe as the discipline of experience...
Quote #3476
Experience teaches slowly and at the cost of mistakes.
Quote #10056
The power of the mind is an incredible thing, one that can never be...
Quote #30513
All the miseries of mankind come from one thing, not knowing how to remain...
Quote #17024
There is nothing so easy to learn as experience and nothing so hard to...
Quote #5176
Progress is impossible without change, and those who cannot change their minds cannot change...
Quote #11721
I have learned that the less I pay attention, the more often I am...
Quote #34413
To add insult to injury.
Quote #1156
The Berlin Wall is the defining achievement of socialism.