模型检查的挑战不仅在于发现错误，还在于理解它们为何发生。

保持饥饿，保持年轻

写作是一种自由的行为，但也是一种责任。

我写作是为了给无声者以声音。

We are all different, but we share the same human spirit. Perhaps it's human nature that we adapt and survive.

"The world is a fine place and worth the fighting for."

尽人事，听天命，心态平和最重要。