"Sometimes, the hardest thing and the right thing are the same."

The only way to learn mathematics is to do mathematics.

伟大的艺术家所看到的，从来都不是世界的本来面目。一旦他看透了，他就不再是艺术家。

I don't want to make money, I want to make a difference.

可持续性不再是可选项，而是我们前进的唯一道路。

The more you're actively and practically engaged, the more successful you will feel.

人总是在接近幸福时倍感幸福，在幸福进行时却患得患失。