—— 请按键盘 空白键 开始游戏 ——

教导别人,就是要使其长处得以发扬,使其短处得以遏制。
The only way to get rid of a temptation is to yield to it.
农民是最早的环保主义者,我们只需要给他们合适的工具。
The true value of a mathematician lies in the problems they leave behind.