I propose a test. Take the quotation to which Glenn referred, and
substitute the words "lawyers critiquing science" for "scientists."
(Or, more broadly if you wish, substitute "proponents of intelligent
design theory.") If the revised quote still sounds like a fair-minded
warning against self-deception, then let it stand. If the revised quote
starts to sound malignant, then there is a problem with the rhetorical
By the way, I think this is a useful exercise for *all* of us to apply
to our own rhetoric, whenever we go beyond discussing our opponents'
arguments, and start discussing our opponents' motives and judgment.