建筑的强度不仅在于其材料，还在于使用它的人的精神。
The strength of a building is not just in its materials, but in the spirit of the people who use it.
The only thing that you can control is your effort and your attitude.
真理总是存在于简单之中，而不是存在于事物的多样性和混乱之中。
你必须谦虚并接受有时你会失败的事实。
A new scientific truth does not triumph by convincing its opponents and making them see the light, but rather because its opponents eventually die, and a new generation grows up that is familiar with it.