"To choose doubt as a philosophy of life is akin to choosing immobility as a means of transportation."

"History is not the past but a map of the past, drawn from a particular point of view, to be useful to the modern traveller."

Agricultural modernization is not only the modernization of technology, but also the modernization of thinking and management concepts.

凡事天下要考察有无的原则，必定是以众人的耳目所见所闻的实情以知有与无来作为标准的。 

编程语言中最重要的东西是语义，而不是语法。

程序最重要的属性是它是否实现了用户的意图。