The principle you outline does not apply to the pledge because many people (citation) don’t think the pledge is obviously bad.
AlyssaVance isn’t outlining a principle. AGB made a general claim about criticism being useless without a counterfactual. AlyssaVance’s mention of firebombing was meant as a counterexample to that generalization.
AlyssaVance isn’t outlining a principle. AGB made a general claim about criticism being useless without a counterfactual. AlyssaVance’s mention of firebombing was meant as a counterexample to that generalization.