True friendship is like sound health the value of it is seldom known until it is lost.

Caring for but never trying to own may be a further way to define friendship.

He has no enemies, but is intensely disliked by his friends.

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

I don't need a friend who changes when I change and who nods when I nod my shadow does that much better.

Am I not destroying my enemies when I make friends of them?

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

A true friend is someone who is there for you when he'd rather be anywhere else.

True friendship can afford true knowledge. It does not depend on darkness and ignorance.

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