现象学还原不是对自然世界的否定，而是对它的态度转变。
The biggest risk is not taking any risk... In a world that's changing really quickly, the only strategy that is guaranteed to fail is not taking risks.
数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。
解释：处在有利的地位上想到道义，处在困难之中想到保持纯正。
做人最重要的是开心，不开心就没意思。
True leadership is about making tough decisions today that will benefit future generations.