Patience is so like fortitude that she seems either her sister or her daughter.

It is Homer who has chiefly taught other poets the art of telling lies skillfully.

Men regard it as their right to return evil for evil and, if they cannot, feel they have lost their liberty.

Love well, be loved and do something of value.

A friend is a second self, so that our consciousness of a friend's existence...makes us more fully conscious of our own existence.

Also, that which is desirable in itself is more desirable than what is desirable per accidens.

The same thing may have all the kinds of causes, e.g. the moving cause of a house is the art or the builder, the final cause is the function it fulfils, the matter is earth and stones, and the form is the definitory formula.