H e who loves fame considers another man's activity to be his own good; and he who loves pleasure, his own sensations; but he who has understanding, considers his own acts to be his own good.
The reason which governs knows what its own disposition is, and what it does, and on what material it works.…
It is in our power to have no opinion about a thing, and not to be disturbed in our soul; for things themselves have no …