As gratitude is a necessary, and a glorious virtue, so also it is an obvious, a cheap, and an easy one; so obvious that wherever there is life there is a place for it; so cheap, that the covetous man may be gratified without expense, and so easy that the sluggard may be so likewise without labor.

The path of increase is slow, but the road to ruin is rapid.

It is never too late to learn what is always necessary to know.

The many speak highly of you, but have you really any grounds for satisfaction with yourself if you are the kind of person the many understand?

He who seeks wisdom is a wise man; he who thinks he has found it is mad.

Leisure without study is death, and the grave of a living man.

Simple is the language of truth.