Never explain - your friends do not need it and your enemies will not believe you anyway.

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

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

True friendship ought never to conceal what it thinks.

Friends... they cherish one another's hopes. They are kind to one another's dreams.

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

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

Friendship with ones self is all important, because without it one cannot be friends with anyone else in the world.

Depth of friendship does not depend on length of acquaintance.

It is not so much our friends' help that helps us, as the confidence of their help.