你无法改变已经发生的事，所以专注于当下吧。
You can't change what's already happened, so focus on the present moment.
The walls of the educational system must come down. Education should not be a privilege, so the children of those who have money can study.
Silence speaks louder than words in the realm of art.
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。
快乐的最好方式是让别人快乐。
最终，定义我们的不是技术，而是我们选择如何使用它。
The only way to predict the future is to create it.
矿工的安全是任何生产报告的第一行。