"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."
对付不自由世界的唯一方法就是变得如此绝对自由，以至于你的存在本身就是一种反叛。
The concept of NP-completeness has provided a powerful tool for understanding the complexity of computational problems.
能源行业在变化，我们也必须如此——适应是生存的关键。
The companies that thrive will be those that turn environmental challenges into business opportunities.
你的时间有限，所以不要浪费时间去过别人的生活。