你看到了，但你没有观察到。
You see, but you do not observe.
The metals we pull from the ground should build bridges between people, not walls.
森林不属于我们，我们属于森林。
快乐的唯一方式是忠于自己。
民主的未来取决于民主社会自我改革和适应新挑战的能力。
Life is an adventure, and every challenge is an opportunity to grow.
Topological insulators are a prime example of how theoretical predictions can lead to experimental discoveries that reshape our understanding of the physical world.