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。 

"The task of the poet is to give voice to what is otherwise unspeakable."

The essence of creativity is figuring out how to use what you already know in order to go beyond what you already think.

企业家要有社会责任感，赚钱不是唯一目的。

模型的好坏取决于其假设。