A culture of continuous improvement is what separates good companies from great ones.
研究的场所不是研究的对象。人类学家不研究村庄(部落、城镇、社区……);他们在村庄里做研究。
I never guess. It is a capital mistake to theorize before one has data. Insensibly one begins to twist facts to suit theories, instead of theories to suit facts.