General relativity has passed every test we’ve thrown at it, even near a supermassive black hole.
广义相对论已经通过了我们所有的测试，甚至在超大质量黑洞附近也是如此。
Home is where you understand the silence.
I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.
Innovation is not just about technology; it's about changing the way we think and operate.
