One's friends are that part of the human race with which one can be human.

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

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.

That friendship will not continue to the end which is begun for an end.

My best friend is the one who brings out the best in me.

A friendship founded on business is better than a business founded on friendship.

Wishing to be friends is quick work, but friendship is a slow ripening fruit.

A friend may well be reckoned the masterpiece of nature.

Friendship, of itself a holy tie, is made more sacred by adversity.