lived experience of age. that's what i think people are basing this estimation on. and 70 today isn't what 70 was 70 years ago. >> thank god. >> thank god. right. people are a lot healthier, a lot longer in their life. people exercise, people eat right. people are able to go on much longer. but by the same token people survive heart attacks and go on to live long lives. and everybody knows somebody who's had a heart attack. and so people may be basing their view of bernie sanders' ability to do the job on their experience of a friend or relative who had a recent heart attack. and they may see, you know, uncle fred wouldn't be up to this in that state, having had a recent heart attack. that may be the way people are thinking. but i do think from personal