It's certainly the impression you get scanning Daily Kos and Think Progress and even the inestimable Talking Points Memo. Don't you people ever drink or get laid? Barack Obama leads John McCain comfortably in the polls, the immediate legacy of the Bush years lies symbolically somewhere between "The Scream" and the Hindenburg, and American liberalism in general is said to be on a dramatic uptick. So why are liberals still so earnest and dire? Here's a random excerpt from today's Kos: