Without models, we would be wandering in the dark when it comes to predicting climate change.
The only thing that is under control is your effort.
现实不仅是能够被复制的东西,而且是总是已经被复制的东西。
贫穷的时候最能表现出一个人是否清廉,富裕的时候最能表现出一个人是否讲求仁义。