You would hope that an impoverished person receiving a windfall of cash would use it wisely to help herself and her family. Alas, we live in a fallen world, and — as the sad spectacle of lottery winners who almost immediately bankrupt themselves shows us — some folks can’t handle receiving a large sum of money at all once. An almost archetypal real-life example of this phenomenon comes in the person of an impoverished D.C. mother, who, as described in a recent article in The Washington Post, received more than $10,000 in taxpayer’s money only to promptly blow most of it on frivolous luxuries…