The American essayist, poet, and philosopher Henry David Thoreau (1817-1862) once said, "You must live in the present, launch yourself on every wave, find your eternity in each moment." Put simply, Thoreau meant that life is short, and we ought to make the most of every moment. He is also been credited for saying, "Our life is frittered away by detail...simplify, simplify." (In case you haven't read up on Thoreau, he lived in a cabin at Walden Pond for over two years. His purpose? To "live deliberately.") If Thoreau were alive today, he'd be aghast at how so many people in the country -- and the world as a whole -- have fallen pray to consumerism . Rather than finding ways to simplify their lives, people seem to be doing the exact opposite, saturating them with more stuff, more people, more noise. When Thoreau exhorts us to live in the present and launch ourselves on every wave, he isn't saying we should set out on shopping spree...