No man fully capable of his own language ever masters another.

No diet will remove all the fat from your body because the brain is entirely fat. Without a brain, you might look good, but all you could do is run for public office.

Treat persons who profess to be able to cure disease as you treat fortune tellers.

Anarchism is a game at which the police can beat you.

If you don't begin to be a revolutionist at the age of twenty, then at fifty you will be a most impossible old fossil. If you area red revolutionary at the age of twenty, you have some chance of being up-to-date when you are forty!

Liberty is the breath of life to nations.

I ... must continue to strive for more knowledge and more power, though the new knowledge always contradicts the old and the new power is the destruction of the fools who misuse it.