"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."
书籍是最安静、最恒久的朋友；它们是最易接近、最明智的顾问，也是最耐心的老师。
The most dangerous phrase in business is "We've always done it this way."
There is no such thing as a special category of science called applied science; there is science and its applications, which are related to one another as the fruit is related to the tree that has borne it.
"Psychology must focus on the utility of mental operations."
【译文】力气单薄就不要去背负重物，说话没分量就不要规劝别人。没有钱就不要到人群中去，遇到危难千万别去求亲戚。
Without magic, there is no art. Without art, there is no idealism. Without idealism, there is no integrity. Without integrity, there is nothing but production.
