Never explain - your friends do not need it and your enemies will not believe you anyway.

Friendship is unnecessary, like philosophy, like art... It has no survival value rather it is one of those things that give value to survival.

One of the most beautiful qualities of true friendship is to understand and to be understood.

The greatest sweetener of human life is Friendship. To raise this to the highest pitch of enjoyment, is a secret which but few discover.

Friends show their love in times of trouble, not in happiness.

I always felt that the great high privilege, relief and comfort of friendship was that one had to explain nothing.

Fear makes strangers of people who would be friends.

A quarrel between friends, when made up, adds a new tie to friendship.

I have friends in overalls whose friendship I would not swap for the favor of the kings of the world.

A true friend is the greatest of all blessings, and that which we take the least care of all to acquire.