Men must be either the slaves of duty, or the slaves of force.
The simple-hearted and sincere never do more than half deceive themselves.
Living requires but little life; doing requires much.
Whence? wither? why? how? - these questions cover all philosophy.
In these times gain is not only a matter of greed, but of ambition.
Of the two, I prefer those who render vice lovable to those who degrade virtue.