I keep a blog which is mostly written in Chinese (so that my language skills don't get rusty).
        Link here.

Links to my friends

        People from Penn
        Amir Roth - the "Architorturer" | Byron Choi  | John Blitzer | Hanna Wallach | Peng Li 
        Yun Mao | Ryan McDonald | Fei Sha | Liang Huang | Kilian Q. Weinberger

        Friends from old times
        Xiao Li | Ke Zheng | Shelley Zhuang