It’s a powerful biological response that has preserved our species for millennia. But now it may be keeping us from pursuing strategies that would improve the environment, the economy, even our own health. So is it time to dial down our disgust reflex? You can help fix things — as Stephen Dubner does in this episode — by chowing down on some delicious insects.

We’ve collected some of our favorite moments from People I (Mostly) Admire, the latest show from the Freakonomics Radio Network. Host Steve Levitt seeks advice from scientists and inventors, memory wizards and basketball champions — even his fellow economists. He also asks about quitting, witch trials, and whether we need a Manhattan Project for climate change.