计算机科学的挑战不仅在于构建更快的机器，更在于理解计算可能性的基本结构。
The challenge of computer science is not just to build faster machines, but to understand the very fabric of computational possibility.
You have to believe in yourself when no one else does. That's what makes you a winner.
Overhead, without any fuss, the stars were going out.
"The most important thing is to stay agile."
The true measure of success is how much you've helped others succeed.