—— 请按键盘 空白键 开始游戏 ——

Design is not just what it looks like and feels like. Design is how it works.
I try to live my life with no regrets. That's the only way to truly be free.
不过是君主不把它[爱人利人]用在政事上,士大夫也不把它付诸行动罢了。
The Erdős discrepancy problem fascinated me because it was so simple to state yet so deep in its implications.