inwell, there's leaders science, people who really like richards out, fineman or people who work on ofcines, you know, tons people working on hiv vaccines. there's leaders in business, buffet, whowarren got, you know, a certain approach they take that is pretty amazing. there's product innovators, like steve jobs was, where he gets and does ancept fantastic job. there are people out in the field, you know, whose names we won't know. there are several hundred people who stayed in the ebola-affected countries and continued to do the work, put themselves at great risk because medical the most likely to be infected, because they're person is --hen a when a person's health is quite aating, including bit of bleeding as they're getting very sick. many domains of heros. i've gotten to work with people like warren buffet. sat and talked to and learned from them. mandela, i got to meet a few times. he was trying to get the aids acknowledge itto and step up and do the right thing. it's pretty amazing, the great scientists or people in the field or leaders that i get to sit and talk with. >> so to take