世界不是一个令人愉快的地方,但它是我们唯一拥有的。
科技创新是解决煤炭行业问题的根本途径。
我认为小说的意义就在于此,理解世界,理解生活。
The beauty of mathematics lies in its ability to simplify complex phenomena.
No matter how complex or refined, all behavior is to be explained in terms of stimulus and response.