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

A true friend never gets in your way unless you happen to be going down.

Be true to your work, your word, and your friend.

A true friend never gets in your way unless you happen to be going down.

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

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

Nothing so fortifies a friendship as a belief on the part of one friend that he is superior to the other.

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

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