Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法：它是关于理解的。
历史不仅仅是过去的事情，它也是现在的镜子。
Do not weep; do not wax indignant. Understand.
"The only way to get rid of a temptation is to yield to it."
"In the silence of the night, words become the loudest echoes of our souls."