Be slow to fall into friendship but when thou art in, continue firm and constant.

The language of friendship is not words but meanings.

It is not so much our friends' help that helps us, as the confidence of their help.

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

There is nothing on this earth more to be prized than true friendship.

An excellent man he has no enemies and none of his friends like him.

The greatest gift of life is friendship, and I have received it.

As iron sharpens iron, so a friend sharpens a friend.

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

Friendship is the shadow of the evening, which increases with the setting sun of life.