The Gemara in Bava Basra 14a associates the words אפריון עשה לו in Shir Hashirim 3:9 אפריון עשה לו with the Aron Kodesh.
It is this trait, this Ahava, which Aharon Hakohen personified, that enabled the Urim Ve'Tumim to be mekadeish the Kohanim. It is this national quality, Klal Yisrael's Ahavas Yisrael, that enabled the Luchos to be mekadeish the Mishkan.
Because this is a blog, and not a sefer, and I can do whatever I want, here's the Yale University seal, and the story behind it. For those of you that thought I was going to be more circumspect after essentially dropping my anonymity- circumspect, not hidebound.