Although I think everyone should keep a healthy sense of skepticism toward Tim Ferris since he is above all a brilliant self promoter, I must say I was impresse

Although I think everyone should keep a healthy sense of skepticism toward Tim Ferris since he is above all a brilliant self promoter, I must say I was impressed by his command of Mandarin as seen here http://www.fourhourworkweek.com/blog/category/random/ http://www.fourhourworkweek.com/blog/category/random/ (Not that he's saying anything especially difficult, but his tones and fluency seem very solid).