Happiness is activity.

It is impossible, or not easy, to alter by argument what has long been absorbed by habit

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

When couples have children in excess, let abortion be procured before sense and life have begun; what may or may not be lawfully done in these cases depends on the question of life and sensation.

And of course, the brain is not responsible for any of the sensations at all. The correct view is that the seat and source of sensation is the region of the heart.

Between husband and wife friendship seems to exist by nature, for man is naturally disposed to pairing.

The excellence of a thing is related to its proper function.