To live is the rarest thing in the world. Most people exist, that is all.
生活是世界上最罕见的事情。大多数人只是存在,仅此而已。
In mathematics, the journey is as important as the destination.
Understanding the universe requires not just intelligence, but imagination.
事物是甜还是苦,尝试过的人才能辨别;道路有平坦与险阻,走过的人才知道。