Happiness, then, is co-extensive with contemplation, and the more people contemplate, the happier they are; not incidentally, but in virtue of their contemplation, because it is in itself precious. Thus happiness is a form of contemplation.

We should behave to our friends as we would wish our friends behave to us

The best friend is he that, when he wishes a person's good, wishes it for that person's own sake.

Just as at the Olympic games it is not the handsomest or strongest men who are crowned with victory but the successful competitors, so in life it is those who act rightly who carry off all the prizes and rewards.

Concerning the generation of animals akin to them, as hornets and wasps, the facts in all cases are similar to a certain extent, but are devoid of the extraordinary features which characterize bees; this we should expect, for they have nothing divine about them as the bees have.

Man is the metre of all things, the hand is the instrument of instruments, and the mind is the form of forms.

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