very different. first of all, i got to experience the uncertainty of decision making. you do a test the first day, it's negative. does he have it, does he not have it? trying to find a test. i went to three, four different pharmacies to find a test, couldn't find one. should he take medications? i studied this. well, i'm not sure. and then the emotion kicks in and come peelts against the data so one morning the day after he got sick, i called him up, didn't answer. called him again, he didn't answer. i went to his apartment to make sure he was breathing. when it your family, it's emotional and the uncertainty is really staggering. >> overwhelming by uncertainty and emotion. amazing, you study this. think about what it like for the rest of us. i want to share a tweet you posted that raises a really important point about the virus, "a, everybody will be exposed to