The COVID-19 pandemic feels like both a cautionary tale when it comes to the costs of not properly engaging in upstream thinking and maybe also a teachable moment. I mean, if you think about just the mere fact that we had a couple of months notice that this was coming and what a profound public health victory that represents. And beyond that, what really bothers me about this particular pandemic is in the book, I talk about lots of emergencies that aren't foreseeable. This was not one of those things.