Quote #8728
He is able who thinks he is able.
Quote #26075
The shrewd guess, the fertile hypothesis, the courageous leap to a tentative conclusion-these are...
Quote #1194
What is the difference between unethical and ethical advertising? Unethical advertising uses falsehoods to...
Quote #33338
Never play cards with a man called Doc. Never eat at a place called...
Quote #17092
We rarely think that people have good sense unless they agree with us.
Quote #8887
Insist on yourself; never imitate… Every great man is unique.
Quote #283
I am always doing that which I can not do, in order that I...
Quote #21449
There is plenty of courage among us for the abstract, but not for the...
Quote #8107
Science is nothing but perception.
Quote #22770
This is patently absurd but whoever wishes to become a philosopher must learn not...