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我从不猜测。在拥有数据之前进行理论化是一个重大错误。不知不觉中,人们开始扭曲事实以适应理论,而不是调整理论以适应事实。
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.
真相很少纯粹,也绝不简单。
The most valuable resource in agriculture isn’t land or machinery—it’s people.