Prolonged contact with the computer turns mathematicians into clerks and vice versa.
求知若饥,虚心若愚。
奥林匹克精神既不是一个种族的财产,也不是一个时代的财产。
The truth is: the natural world is changing. And we are totally dependent on that world. It provides our food, water and air. It is the most precious thing we have and we need to defend it.
Mathematics is the most beautiful and most powerful creation of the human spirit.