Ignorance, when it is voluntary, is criminal; and he may be properly charged with evil who refused to learn how he might prevent it.

Resolve not to be poor: whatever you have, spend less. Poverty is a great enemy to human happiness; it certainly destroys liberty, and it makes some virtues impracticable, and others extremely difficult.

men do not suspect faults which they do not commit

The really happy woman is the one who can enjoy the scenery when she has to take a detour. Happiness is not a state to arrive at, but rather a manner of traveling.

In this work are exhibited, in a very high degree, the two most engaging powers of an author. New things are made familiar, and familiar things are made new.

Deviation from Nature is deviation from happiness.

Assertion is not argument; to contradict the statement of an opponent is not proof that you are correct.