Be courteous to all, but intimate with few, and let those few be well tried before you give them your confidence.

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

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

Friendship... is not something you learn in school. But if you haven't learned the meaning of friendship, you really haven't learned anything.

There is some self-interest behind every friendship. There is no friendship without self-interests. This is a bitter truth.

It is only the great hearted who can be true friends. The mean and cowardly, Can never know what true friendship means.

Fear makes strangers of people who would be friends.

Since there is nothing so well worth having as friends, never lose a chance to make them.

Nothing but heaven itself is better than a friend who is really a friend.

There are no rules for friendship. It must be left to itself. We cannot force it any more than love.