Education is not just about building schools, but about ensuring children actually learn.
The process of mathematical discovery is as important as the discovery itself.
"I try to make my drawings as clear and simple as possible, so that the reader can understand the story without any confusion."
In business, you have to be willing to take risks, but they must be calculated risks.
对抗压力最强大的武器是我们选择一种思想而非另一种的能力。