In time I began to understand that it's when you start writing that you really find out what you don't know and need to know.

In time I began to understand that it's when you start writing that you really find out what you don't know and need to know.

随着时间的推移，我开始明白，只有当你开始写作时，你才会真正发现你不知道和需要知道的东西。

-- David McCullough 戴维·麦卡洛