最好的管理是一门真正的科学，建立在明确的法律、规则和原则之上。
The best management is a true science, resting upon clearly defined laws, rules, and principles.
The past is a foreign country; they do things differently there.
科学是一股向善的力量，但前提是我们明智地使用它。
广告不会创造产品优势。它只能传达它。