“Being fearless, overconfident, and delusionally optimistic sure feels good. No surprise, then, that testosterone can be pleasurable.” — Robert M. Sapolsky Copy Share Image
“On the other hand, if you're too delusionally optimistic, you'll be unbearable. You'll refuse to save money or make backup plans. You'll invade foreign countries and expect to be greeted as liberators. Like everything else in health, you need balance.” — A.J. Jacobs Copy Share Image
