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.
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。
It is the spectator, and not life, that art really mirrors.
控制的艺术在于处理未知的事物。
教育是维持负责任的林业实践所有进步的根系。
人们常只想到自己的需要,而没考虑自己的能力。