He who, to be happy, needs nothing but himself, is happy.
Weak men are easily put out of humor. Oil freezes quicker than water.
Solitude has a healing consoler, friend, companion: it is work.
In Nature there is no dirt, everything is in the right condition; the swamp and the worm, as well as the grass and the bird,-all is there for itself.
We consider it tedious to talk of the weather, and yet there is nothing more important.
Only he is free who cultivates his own thoughts and strives without fear to do justice to them.