It is no small art to sleep: for that purpose you must keep awake all day.
Man once surrendering his reason, has no remaining guard against absurdities the most monstrous, and like a ship without rudder, is the sport of every wind.
The test of a first rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.
Nothing that is worth knowing can be taught.
The whole of science is nothing more than a refinement of everyday thinking.
You don’t play for revenge, you play for respect and pride.
I haven’t failed. I’ve just found 10,000 ways that won’t work.
The educated differ from the uneducated as much as the living differ from the dead.
Spoon feeding in the long run teaches us nothing but the shape of the spoon.
The deepest sin against the human mind is to believe things without evidence.