The function of entrepreneurs is to reform or revolutionize the pattern of production by exploiting an invention or, more generally, an untried technological possibility for producing a new commodity or producing an old one in a new way.

量子傅里叶变换是Shor算法中指数级加速的关键。

重要的不是身体的强度，而是精神的强度。

One of the greatest ways to avoid trouble is to keep it simple...the system often goes out of control.

有时候当狗还真难。