我只是努力保持一致性，每天坚持训练。
世界是一本书，不旅行的人只读了一页。
我们不是通过经验学习，而是通过对经验的反思学习。
可持续发展不是一种选择，而是我们对地球和后代的责任。
The uniform， constant， and uninterrupted effort of every man to better his condition， the principle from which public and national as well as private opulence is originally derived.