对黑洞的研究彻底改变了我们对空间和时间的理解。
The study of black holes has revolutionized our understanding of space and time.
Great engineering is invisible—it just works seamlessly.
The only way to tell the truth is to speak with authority.
"The truth is not always beautiful, but the search for it is."
Quality is not a hope; it is a result.
苦难！我们所有美好的品质、生命中的价值都归功于它；我们因它而怜悯，因它而勇敢，因它而拥有所有美德。
有时候最难的部分不是放手，而是学会重新开始。