Gambling is a principle inherent in human nature.

Obstinacy, sir, is certainly a great vice; and in the changeful state of political affairs it is frequently the cause of great mischief. It happens, however, very unfortunately, that almost the whole line of the great and masculine virtues--constancy, gravity, magnanimity, fortitude, fidelity, and firmness--are closely allied to this disagreeable quality, of which you have so just an abhorrence; and in their excess all these virtues very easily fall into it.

Falsehood is a perennial spring.

A great deal of the furniture of ancient tyranny is torn to rags; the rest is entirely out of fashion.

But whoever is a genuine follower of Truth, keeps his eye steady upon his guide, indifferent whither he is led, provided that she is the leader.

The method of teaching which approaches most nearly to the method of investigation is incomparably the best.

There is nothing in the world really beneficial that does not lie within the reach of an informed understanding and a well-protected pursuit.