Sustainability is not just about protecting trees; it's about ensuring a future where both nature and humanity thrive.

The act of painting is a way of thinking, a way of understanding the world.

格瓦拉写在古巴革命胜利后

The best weapon of a dictatorship is secrecy, but the best weapon of a democracy should be the weapon of openness.

数学的乐趣在于发现的旅程，而不仅仅是目的地。

我不完美，但我值得。