数学的目标不是解决问题,而是理解问题。
The goal of mathematics is not to solve problems, but to understand them.
The human figure is the most important thing to me.
来时惊动很大,走时没有任何声响。
The past is part of our present, and thus part of our future.
The ocean gives us so much; it's time we give back through responsible practices.