Ah, so it’s about whether a plan meets some absolute standard, rather than which plan is best, and the moral is that just because I don’t know of a plan that meets standard X is no reason to think your plan will—in fact the reverse.
I think the absolute standard in question is the status quo. Will the proposed remedy make things worse? Mencken has no remedy of his own. In the first sentence he denies that this lack is evidence in favour of the proposition that somebody else’s remedy will be an improvement on leaving things alone.
Ah, so it’s about whether a plan meets some absolute standard, rather than which plan is best, and the moral is that just because I don’t know of a plan that meets standard X is no reason to think your plan will—in fact the reverse.
I think the absolute standard in question is the status quo. Will the proposed remedy make things worse? Mencken has no remedy of his own. In the first sentence he denies that this lack is evidence in favour of the proposition that somebody else’s remedy will be an improvement on leaving things alone.
Basically, yes. For instance, the alcohol prohibitionists of Mencken’s day were a prime example of the sort of people he targeted with this quote.