Assume, for the sake of argument (heh), that I am a reasonable man. Assume that I am a reasonable man who--no-one knows why or how--holds an unreasonable opinion: that George W. Bush is, on balance, a good President. So here's my question for all you Bush-haters (and/or rational moderate sensible people) out there: if you were given the opportunity to present a single argument, a single concrete fact or line of reasoning, to change my mind on this, what would you choose? What evidence or...