逻辑学研究不仅仅是关于推理规则，而是关于推理本身的本质。

The most damaging phrase in the language is: 'It's always been done this way.'

"The beauty of computational complexity lies in its ability to reveal the inherent difficulty of problems, regardless of the specific algorithms used to solve them."

每个人都很重要，或者没有人重要。

I'm on the right track, baby I was born this way.