数学的研究就像空气或重力——它无处不在，你看不到它，但你知道它在那里。
The study of mathematics is like air or gravity—it is everywhere, and you can't see it, but you know it's there.
En la oscuridad de la noche, las palabras brillan como estrellas, guiándonos hacia la luz.
统计学的目的是让不可见的事物变得可见。
保护海洋资源，就是保护人类的未来。
The night does not hide the world; it reveals another one.
The world is full of invisible wounds.