我不是没素材了，而是没时间了。
I don’t run out of material. I run out of time.
有时候最简单的歌曲最难写。
做义事也是这样，能演说的就演说，能讲书的就讲书，能做事的就做事，这样义事才可以成功。
We don’t start with models. We start with data. We don’t have any preconceived notions. We look for things that can be replicated thousands of times. A trouble with convergence trading is that you don’t have a time scale. You say that eventually things will come together.Well， when is eventually？
