The net result of Quirrell’s actions were to prevent some people from knowing that he was feeding on unicorns. Consequentially, that’s keeping Quirrell’s secret, which McGonagall (and Dumbledore?) seems to want in the first place to keep him as Defense Professor.
The net result of Quirrell’s actions were to prevent some people from knowing that he was feeding on unicorns. Consequentially, that’s keeping Quirrell’s secret, which McGonagall (and Dumbledore?) seems to want in the first place to keep him as Defense Professor.