Solitude has a healing consoler, friend, companion: it is work.

I have been young and am now old, and have not yet known an untruthful man to come to a good end.

Being alone when one's belief is firm, is not to be alone.

He who, to be happy, needs nothing but himself, is happy.

It is only when one is thoroughly true that there can be purity and freedom. Falsehood always punishes itself.

Discontent is the source of all trouble,but also of all progress, in individuals and nations.

We consider it tedious to talk of the weather, and yet there is nothing more important.