没有个人的推动，社会就会停滞。没有社会的同情，个人的推动就会消失。
每个故事都是一次旅程，每次旅程都会改变我们。
The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.
The only way to understand another culture is to assume the frame of reference of that culture.
