i think it's an important thing for all of us to do, to speak out against that kind of stig matization, to battle ride the healthcare workers going africa to fight this disease. those people, the people who are volunteer, the people in msf, paul farmer's group, all of these people sending people over there, those are the people keeping us safe here they are doing great humanitarian work, saving looipz lives but if nothing else, we should think of them as the people who are keeping us safe here and welcome them home with the kind of welcome they deserve to be given when they come back from that. >> so one of the things that i have learned, it was tough for me to accept it, after you see it a lot, you do. fear is a raw emotion that sometimes get people who otherwise would be considered good people to do things that are not so good. and i saw it in spades in the hiv aids epidemic. now, obviously, there are shades of racism and other things that might be going on, but i don't think that's the predominant motivating force. it gets to what i was trying to explain before about the issue of th