—— 请按键盘 空白键 开始游戏 ——

I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.
可持续发展始于小步,但需要大视野。
非暴力是一种强大而正义的武器,它可以不伤人而达到目的,并提升使用者的品格。
Life was simple before World War II. After that, we had systems.