What happened was that for every $100 of money, by which I mean the cash that people keep in their pockets, and the deposits they have in the bank, for every $100 of money that there was in 1929, by 1933 there was only $67. The Federal Reserve allowed the quantity of money to decline by a third. While, at all times, it had the possibilities and the power of preventing that from happening.
When I'm really stressed emotionally, I say to myself that there's only so much I can do to change things. Life happens on life's terms. Then, I go for a run.