数学是一门活生生的学科,随着新思想的出现而不断发展。
Mathematics is a living, breathing discipline, constantly evolving with new ideas.
唯一交到朋友的方法就是自己先成为朋友。
过去并不属于我们,而我们属于过去。
Civilization is not inherited; it has to be learned and earned by each generation anew.
白日梦的代价总是这一刻的回归,与之前的一切重新对齐,而现在看起来似乎更糟了一些。