Great leaders don't just manage; they inspire, motivate, and elevate those around them.

数学不是关于数字、方程、计算或算法的：它是关于理解的。

我不是没有素材，而是没有时间。

The time which we have at our disposal every day is elastic; the passions that we feel expand it, those that we inspire contract it; and habit fills up what remains.

常规不是关于僵化；它是关于孩子的安全感和可预测性。