5. Smiling – At the expense of sounding like a saccharine Hallmark greeting card, smiling goes a long way these days. You can light up an entire room or even help change the consciousness of the planet with a smile now and then. Besides, medical studies have shown that smiling slows down the aging process. (smile) Well, I’m pretty sure I read that somewhere and if not, there’s probably a grain of truth in it anyway. Oh just smile will you!