—— 请按键盘 空白键 开始游戏 ——

Happiness is not something ready made. It comes from your own actions.
The most valuable crop we can grow is trust between producers and consumers.
It is India that gave us the ingenious method of expressing all numbers by means of ten symbols, each symbol receiving a value of position as well as an absolute value.
当人们最确信自己并充满傲慢时,通常最容易犯错误,情感主导了他们的判断,没有经过恰当的审慎,而只有审慎才能使他们远离最荒谬的错误。
I’m not playing for the records. I play tennis because I love it.