Every perfect action is accompanied by pleasure. By that you can tell what you ought to do.
Nothing prevents happiness like the memory of happiness.
Nothing is so silly as the expression of a man who is being complimented.
The loveliest creations of men are persistently painful. What would be the description of happiness? Nothing, except what prepares and then what destroys it.
I advise the young to tell themselves constantly that most often it is up to them alone.
Prejudices are the props of civilization.