U2 - Where The Streets Have No Name (any live version)
YouTube - U2 - Where The Streets Have No Name (2002 Super Bowl Live)
Bruce Springsteen - My City Of Ruins (live)
-(when I'm feeling really down, this is the one I reach for); this is not the same version I use but it's still good:
YouTube - My City Of Ruins - Seeger Sessions Band
Haddaway - Life (Everybody Needs Somebody To Love)
-This is the theme song to every Tony Robbins live seminar. If you've been to one, this song will be a strong anchor for the rest of your life.