I think all my LJ friends would value hearing the latest episode of RadioLab -
http://www.radiolab.org/story/288733-23-weeks-6-days/ RadioLab virtually never fails to disappoint. "Deborah from Brooklyn" says it all, (see comments).
I have studied a lot of things from many directions, and I understand this, at least:
LOVE is the primary force in Nature.
And why on Earth are you THERE? -
http://songmeanings.com/songs/view/3530822107858930318/