Authority is no source for Truth.

Rightness in our choice of an end is secured by [Moral] Virtue.

It makes no difference whether a good man has defrauded a bad man, or a bad man defrauded a good man, or whether a good or bad man has committed adultery: the law can look only to the amount of damage done.

The attainment of truth is then the function of both the intellectual parts of the soul. Therefore their respective virtues are those dispositions which will best qualify them to attain truth.

Men create the gods after their own images.

Finally, if nothing can be truly asserted, even the following claim would be false, the claim that there is no true assertion.

So it is naturally with the male and the female; the one is superior, the other inferior; the one governs, the other is governed; and the same rule must necessarily hold good with respect to all mankind.