Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

释义：美丽的彩云容易消散，明亮的圆月难得圆满。

科学家不是给出正确答案的人，而是提出正确问题的人。

A felicidade é feita de pequenos momentos.

The dead have much to teach the living.

对未知的恐惧是一切智慧的开始。