Sustainability is not a style, it's a responsibility.
可持续性不是一种风格，而是一种责任。
物理学的美丽在于它能够用最深刻的理论解释最简单的现象。
Remember, hope is a good thing, maybe the best of things. And no good thing ever dies.
对黑洞的研究彻底改变了我们对空间和时间的理解。