A 1998 unrequited-love hit song by the alternative rock band Eve 6 is titled "Inside Out" and has a catchy chorus that begins:

I would swallow my pride,
I would choke on the rinds,
But the lack thereof would leave me empty inside.
I would swallow my doubt,
Turn it inside out,
Find nothing but faith in nothing.
...

... and how Zen! To believe, but only believe in nothing — non-attachment, non-judgment, non-clinging, non-doing, non-trying, non-caring, non-... — the empty-set {} foundation upon which everything else is built ...

(cf. On Somethingness (2000-01-17), No Concepts At All (2001-02-22), Nothingness Shows Through (2005-12-06), Not Care (2006-02-13), Joy of Sets (2010-06-25), Untitled (2012-07-29), O (2012-10-24), 01 (2013-11-05), 0-1 (2014-08-29), ...) - ^z - 2014-09-07