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

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

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

Success always necessitates a degree of ruthlessness. Given the choice of friendship or success, I'd probably choose success.

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

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

A true friend is the greatest of all blessings, and that which we take the least care of all to acquire.

Laughter is not at all a bad beginning for a friendship, and it is far the best ending for one.

Never make friends with people who are above or below you in status. Such friendships will never give you any happiness.

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