专注和简单一直是我的秘诀之一。简单可能比复杂更难做到，你必须努力理清思路，从而使其变得简单。
That’s been one of my mantras—focus and simplicity.Simple can be harder than complex，you have to work hard to get your thinking clean to make it simple.
语言的美在于它能够传达无法表达的东西。
Sustainability isn't an option; it's a necessity for the future of our planet.
Art should be measured by its consequences, not by its beauty.
数学的快乐来自创造的行为，而不仅仅是结果。
Around computers it is difficult to find the correct unit of time to measure progress. Some cathedrals took a century to complete. Can you imagine the grandeur and scope of a program that would take as long?
系统辨识是从观测到的输入输出数据中建立动态系统数学模型的科学与艺术。