Tennis is a brutal sport. There is no place to hide out there.
The greatest prosperity can exist only as the result of the greatest possible productivity of the men and machines in the establishment.
模型只是模型,而非事物本身。因此我们既不能过分依赖它们,也不能完全不依赖。
预测未来的最好方式就是创造未来。
我不需要镜子来知道自己的价值。