He ought to be too ashamed to continue pontifficating and to shunned to be able to do so -- at the very least without admitting his error, recanting and apologizing.
Its called cognitive dissonance and it can be quite crippling. When faced with a choice between perceiving reality and feeling good about ones self, the feeling good wins hands down.
Everybody does it, its not a phenomenon limited to warmongering wingnuts. But in the hands of said wingnuts, its exceedingly dangerous!
Unclaimed Territory - by Glenn Greenwald: So wrong that it re-defines "wrongness"