在最低阶层中保存知识的手段对公众来说比国家中所有富人的所有财产都更重要。
The preservation of the means of knowledge among the lowest ranks is of more importance to the public than all the property of all the rich men in the country.
We must invest in people as much as we invest in technology.
教养良好的人处处和他人过不去，头脑聪明的人处处和自己过不去。
Only by continuous learning can we make continuous progress.
价格被遗忘后，质量仍会被长久记住。
