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The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
抽象的目的不是模糊,而是创建一个新的语义层次,在这个层次上可以绝对精确。
任何公司最有价值的资产是其员工的知识、创造力和奉献精神。
Customer satisfaction should always be at the heart of every decision.