Michael Mosley explores the latest science about how our personalities are created - and whether they can be changed. Despite appearances, Mosley is a pessimist who constantly frets about the future. He wants to worry less and become more of an optimist. He tries out two techniques to change this aspect of his personality - with surprising results. And he travels to the frontie...
演员：Travis Rice 杰里米·琼斯 Mark Landvik Ben Ferguson Eric Jackson Bode Merrill Victor de Le Rue Bryan Iguchi Shin Biyajima Pat Moore Mikkel Bang Cam FitzPatrick