It is wise to apply the oil of refined politeness to the mechanisms of friendship.

The shifts of Fortune test the reliability of friends.

Friendship make prosperity more shining and lessens adversity by dividing and sharing it.

The meeting of two personalities is like the contact of two chemical substances: if there is any reaction, both are transformed.

A good friend can tell you what is the matter with you in a minute. He may not seem such a good friend after telling.

Without friends no one would choose to live, though he had all other goods.

Misfortune shows those who are not really friends.

He who has a thousand friends has not a friend to spare, And he who has one enemy will meet him everywhere.

Love is the difficult realization that something other than oneself is real.

There is always some madness in love. But there is also always some reason in madness.