The investor's chief problem - and even his worst enemy - is likely to be himself.

质量安全是水产品的生命线，我们必须严把质量关。

Your outer journey may contain a millionsteps; your inner journey only has one: the step you are taking right now.

The soul of a place is often hidden in its silence.

形式系统的发展彻底改变了我们对数学的理解。