I find it quite moving that every year the lead guitarist from U2 pauses from his musical career to ask a single profound question for the finest contemporary scientific speakers.
He then presumably hangs out with former NBA superstar and Chicago Bull Michael Jordan while the latter discusses Bayesian vs. Frequentist inference.
(Apologies for being obnoxious, but this was totally worth the downvotes :-))
What is your favorite explanation?
http://www.edge.org/responses/what-is-your-favorite-deep-elegant-or-beautiful-explanation
And what's yours?
EDIT: I mean yours of those at edge.org - and/or yours which you will explain here.