When I write songs, I often lose track of time.
我已经履行了我的职责。我证明了庞加莱猜想,我在数学上没有什么可做的了。
The challenge of modern physics is not just to find answers but to ask the right questions.
今天我们播下的每一粒种子都是对后代的承诺。
Architecture is the thoughtful making of space.