When was the last time you were on a swing? Can you feel in your body the sensation of flying, of leaning back and pumping your legs until you hit the very highest arc of the swing? The rush forward and backward is a joy, but the best part is that brief suspended moment at the top of the arc, the flash of weightlessness before you inevitably come down again.
What allows you moments in which you pause, however briefly, outside the regular parameters of your life?