形式化方法的美在于它们能够提供关于系统行为的绝对保证。
"The beauty of formal methods lies in their ability to provide absolute guarantees about system behavior."
We can't just do things the way they've always been done; progress demands change.
求学的人必须先立下志向。志向确立后，学问就可以按部就班地下功夫。
你的手表无法滴答是因为我。