If a piece of worthless stone can bruise a cup of gold, its worth is not increased, nor that of the gold diminished.
None can be so true to your secret as yourself.
The remedy against want is to moderate your desires.
That knave preserves the pearl in his purse who considers all people purse-cuts.
When a mean wretch cannot vie with another in virtue, out of his wickedness he begins to slander. The abject envious wretch will slander the virtuous man when absent, but when brought face to face his loquacious tongue becomes dumb.
It is better to break off a thousand friendships, than to endure the sight of a single enemy.