45min *30 20hrs只要 20 小時就能學會任何事 - 喬許.考夫曼 (Josh Kaufman ) 在 TEDxCSU https://www.youtube.com/watch?v=5MgBikgcWnY === 22異質教育語文與旅行 How to learn any language in six months | Chris Lonsdale | TEDxLingnanUniversity https://www.youtube.com/watch?v=d0yGdNEWdn0