每一个数学问题都是通向更深入理解世界的窗口。
Every mathematical problem is a window into a deeper understanding of the world.
Mathematics is the most beautiful and most powerful creation of the human spirit.
"We are all prisoners of our own making, trapped by the stories we tell ourselves."
The ultimate test of any economic theory is whether it improves real-world decisions.
过去从未死去，它甚至还没有过去。
如果你不愿意冒险尝试不寻常的事情，你就只能安于平庸。
The happiness of society is the end of government.
生活是一段旅程，而不是终点。