时间旅行是世界上最令人沮丧的事情。你无法改变任何事情，也无法阻止任何事情的发生。

理解学习问题的计算复杂性对于开发高效算法至关重要。

Innovation in oil extraction must go hand in hand with environmental stewardship.

Sometimes, simply living is an act of resistance.

My work is a form of archaeology, digging up forgotten stories.

书籍是镜子：你只能在其中看到你内心已有的东西。