你必须花费一些精力和努力才能看到数学的美。
You have to spend some energy and effort to see the beauty of math.
过去是一个跟随我们的影子,永远存在,永远影响着我们的步伐。
Always stay curious; that's where breakthroughs happen.
Learning is the process of modifying symbolic structures to improve performance.
To understand the present, we must dig into the past.