Politeness is to human nature what warmth is to wax. – Arthur Schopenhauer
The two enemies of human happiness are pain and boredom. – Arthur Schopenhauer

Politeness is to human nature what warmth is to wax. – Arthur Schopenhauer
The two enemies of human happiness are pain and boredom. – Arthur Schopenhauer
Men are by nature merely indifferent to one another but women are by nature enemies. – Arthur Schopenhauer
Sleep is the interest we have to pay on the capital which is called in at death; and the higher the rate of interest and the more regularly it is paid, the further the date of redemption is postponed. – Arthur Schopenhauer