我写作是为了记住，不让过去溜走。

Freedom is not merely the opportunity to do as one pleases; neither is it merely the opportunity to choose between set alternatives. Freedom is, first of all, the chance to formulate the available choices, to argue over them—and then, the opportunity to choose.

软件系统中最重要的东西是架构。

孔子说：“不怕没人了解自己，就怕自己没有能力。”