数学之美在于它能够揭示现实的隐藏结构。
The beauty of mathematics lies in its ability to reveal the hidden structures of reality.
Sometimes the simplest melodies are the most powerful.
初期教育应是一种娱乐，这样才更容易发现一个人天生的爱好。
But only in their dreams can men be truly free，Twas always thus,and always thus will be.
You have to be willing to fail in order to succeed.
解释：往往在你觉得是轻而易举的时候，困难也就跟着来了。
The individual has become a mere cog in an enormous organization of things and powers which tear from his hands all progress, spirituality, and value in order to transform them from their subjective form into the form of a purely objective life.