Two fascinating talks by people that you may not think are that fascinating. Make sure you have about 35 minutes. It'll fly by
Adam Savage comes across on "Mythbusters" as "the goofy one" you get occasional flashes of what makes him interesting, but nothing quite as interesting as listening to him talk about what he's interested in.
Mike Rowe is the narrator of "The deadliest catch", and the host of "Dirty Jobs". In both shows he displays so much respect for the subjects of the shows. This gives you an idea why. Also, why "follow your passion" is the worst career and life advice