Mar 18, 2008 -Today we saw and heard a preview of our brightest possible American future in Senator Barack Obama's glorious speech. This, then, is what it means to be presidential. To be moral. To have a real center. To speak honestly, from the heart, for the benefit of all. If there was any doubt about what we have missed in the anti-intellectual, ruthlessly incurious Bush years, and even the slippery…