True growth comes from understanding the land and working with it, not against it.
孔子说：“人的本性是相近的，只是习俗使人有了差别。”
To love is to risk, but it is a risk worth taking.
现在数学家面临的最大问题可能是黎曼假设。
如果不理解两者，就无法理解个人的生活或社会的历史。