The best mathematics is timeless.
我们不是从祖先那里继承了土地;我们是从子孙那里借来的。
所以君子努力做事就会日渐强大,安于嗜欲就日渐苟且,恭敬庄重就日益繁盛。
科幻小说是变化的文学。
The best thing a human being can do is to help another human being know more.
Time is the invisible material in all my works.