Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的:它是关于理解的。
If you are not willing to learn, no one can help you. If you are determined to learn, no one can stop you.
一个常见的经验是,一个晚上难以解决的问题在睡眠委员会工作后,在早上得到了解决。
"黑暗永远存在,只需要学会直视它。"
西西弗的神话