My joy in learning is partly that it enables me to teach.
Who can hope for nothing, should despair for nothing.
It is bad to live for necessity; but there is no necessity to live in necessity.
To be feared is to fear. No one has been able to strike terror into others and at the same time enjoy peace of mind.
Fine conduct is always spontaneous.
That moderation which nature prescribes, which limits our desires by resources restricted to our needs, has abandoned the field; it has now come to this -- that to want only what is enough is a sign both of boorishness and of utter destitution.