Every mathematical problem is a window into a deeper understanding of the world.
每一个数学问题都是通向更深入理解世界的窗口。
领导者的工作不是拥有所有答案，而是提出正确的问题。
The most important thing is to focus on the user and all else will follow.
The future of physics lies in the unification of quantum mechanics and general relativity.
The environment is not a mosaic of stimuli, but a field of forces in which every part is dynamically related to every other part.