把这一句，留给此刻的你

His priority did not seem to be to teach them what he knew, but rather to impress upon them that nothing, not even... knowledge, was foolproof.

他的首要任务似乎不是把他所知道的教给他们，而是要让他们记住，没有什么，甚至没有……知识,是万无一失。

— J. K. Rowling J.K.罗琳