The beauty of a mathematical idea is that it can be shared and understood across cultures and time.

Sustainability isn't just a trend—it's a responsibility we owe to future generations.

永远在学习。世界在不断变化，你需要跟上。

We are all just passing through, and the world is indifferent to our passing.

释义：贫穷和低贱本身并不是耻辱，而通过谄媚、乞求他人来获取利益才是真正的耻辱。