在地平线的世界里，性格的真相揭示了每个人内心深处的渴望与挣扎。宠魅2

　　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... (展开全部)