What better way for business thinkers to celebrate the holiday season than with the gift of great ideas? As the year 2009 — as difficult, divisive, worrisome, and hopeful a year since, well, 2008 — draws to a close, my friend Seth Godin, the innovator, writer, and blogger extraordinaire, has persuaded 70 other innovators, writers, and bloggers to participate in a project he calls What Matters Now.