It's not so much that the old friend is a better friend. It's just that you know the person better, and you know they don't really care if you're acting like a poor, grovelling idiot. They know you would do the same for them.
Markus ZusakI looked at myself in that window, oblivious to all the people around me and I stared and smiled that particular smile. You know that smile that seems to knock you and tell you how pathetic you are? That's the smile I was smiling.
Markus Zusak