the press that jack's suffering from a recurring bout of malaria. >> at just 30 years old, jack faces his own mortality. >> at just 30 years old jack faces his own mortality. >> he was a fatalist. he talked about death a lot. it didn't scare him. he had a sense it was going to happen, probably sooner rather than later. and that certainly helped make him a young man in a hurry. shhh, this week's homework, gravity. projects are due on friday, please. homework. oh homework. i hate you. you guys ready? you stink.