Earlier quoted context omitted.
> Obviously, either way a decline in the stock market indexes is good news for almost everyone. I'm hoping for a real crash as I need to save lots more money, not just for my retirement but also for my kids college. Could you elaborate?
You don't want to buy your groceries when they're not on sale.
Seriously though, I think this is a bad analogy. I buy groceries when I need groceries, sales have little bearing on that. A car however, that is something that wait for a deal before I buy.