—— 请按键盘 空白键 开始游戏 ——

Success is doing what you want to do, when you want, where you want, with whom you want, as much as you want.
数学不是关于数字、方程、计算或算法的:它是关于理解的。
The only thing that stands between you and your dream is the will to try and the belief that it is actually possible.
For systems, the analogue of a face-lift is to add to the control graph an edge that creates a cycle, not just an additional node.
我知道无论我变得多么优秀,我总能进步。