The concept of NP-completeness has provided a powerful tool for understanding the complexity of computational problems.

可持续发展不仅仅是一个流行词，更是我们对后代的责任。

Writing is that neutral, composite, oblique space where our subject slips away, the negative where all identity is lost, starting with the very identity of the body writing.

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

应对不自由世界的唯一方式，就是让自己彻底自由，以至于你的存在本身就是一种反抗。

今天对技术的投资将决定我们未来提供更清洁能源的能力。