The strength of a building is not just in its materials, but in the spirit of the people who use it.
建筑的强度不仅在于其材料，还在于使用它的人的精神。
繁荣的森林是成功的最终衡量标准。
The whole secret of life is to be interested in one thing profoundly and in a thousand things well.
The only constant is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.