—— 请按键盘 空白键 开始游戏 ——

Sometimes the most profound mathematics comes from playing with simple ideas until they reveal their hidden complexity.
The most important victories are the ones that come after the toughest defeats.
我总是相信,如果你陷入困境,也许事情并不顺利,你会变得更强大。
The best investment strategy is to stick to a disciplined, long-term approach.