We ought to flee the friendship of the wicked, and the enmity of the good.

You can be invincible, if you enter into no contest in which it is not in your power to conquer.

These reasonings are unconnected: "I am richer than you, therefore I am better"; "I am more eloquent than you, therefore I am better." The connection is rather this: "I am richer than you, therefore my property is greater than yours;" "I am more eloquent than you, therefore my style is better than yours." But you, after all, are neither property nor style.

Unless we place our religion and our treasure in the same thing, religion will always be sacrificed.

We are not to give credit to the many, who say that none ought to be educated but the free; but rather to the philosophers, who say that the well-educated alone are free.

There is nothing good or evil save in the will.

All religions must be tolerated for every man must get to heaven in his own way.