Don't worry about the future
  Or worry, but know that worrying
  Is as effective as trying to solve an algebra equation by chewing Bubble gum
  The real troubles in your life
  Are apt to be things that never crossed your worried mind
  The kind that blindsides you at 4 p.m. on some idle Tuesday

    - Everybody's free (to wear sunscreen)
         Baz Luhrmann
         (or maybe Mary Schmich)