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。
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
They had said that the city was a paradise, but I found it a hell.
我们不仅仅是信息的被动接受者;我们积极地构建我们对世界的理解。
林业创新不是用技术取代自然,而是利用技术更好地理解和与自然合作。