how sick heeading was. >> so he perceived himself to be sick. of people,d lots basically every biography of has a different theory about what actual kind of sickness he had. that's something that people debated. i don't think it mattered that much what kind of sickness he had. got sick easily. he does seem to have gotten sick he never seemed to be terribly, terribly ill. he was the only person in that generation -- not the only but one of the few who never went abroad, so he never goes to to france.ver goes he -- in some ways, he lived a life.f quiet but it's not surprising he lived a long time. his father lived a long time and his mother lived, i think, to be 97. she dies, i don't know, eight years, nine years before he does. so it was in his genes. had good genes. >> didn't travel but was secretary of state for eight years. >> yeah. traveler at big all. he does take a famous trip with jefferson to go up north to when they're both sort of single and a lot of historians -- there's a big about whether that was a secret trip to build political int