The origin of all mankind was the same; it is only a clear and good conscience that makes a man noble, for that is derived from heaven itself.
The path of increase is slow, but the road to ruin is rapid.
It is bad to live for necessity; but there is no necessity to live in necessity.
What does reason demand of a man? A very easy thing-to live in accord with his own nature.
To live is not a blessing, but to live well.
For greed, all nature is too little.