风险管理不是回避挑战，而是明智地应对它们。

The power of abstraction is that it allows us to reason about systems at a higher level, without getting bogged down in the details.

电影的魅力在于它能使不可能变为可能。

真正的忠诚不是盲目的；它看到缺陷，但选择留下。