It is impossible to walk rapidly and be unhappy.

It is impossible to walk rapidly and be unhappy.

Those who are unhappy have no need for anythingin this world but people capable of giving them their attention.

I am one of those unhappy persons who inspire bores to the greatest flights of art.

No one is completely unhappy at the failure of his best friend.

No man can be happy without a friend, nor be sure of his friend until he is unhappy.