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观天下书未遍,不得妄下雌黄。
出自北齐·颜之推《颜氏家训·勉学》。不得,不能、不可。雌黄,矿物名,可作颜料,古代用以涂改文字,后引申为信口更改、随便乱说。没有读够一定数量的书,对前人的见解没有彻底了解,是不能随便乱下结论、乱发议论的。书要多读、话要谨慎;应当谦虚向学,不可妄自尊大。
The first step in liquidating a people is to erase its memory. Destroy its books, its culture, its history.
测量可测量的,并使不可测量的成为可测量的。
As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.
数十亿年来,大自然一直是最出色的生物工程师。
The universe is a self-organizing system, and consciousness is a part of that system.
循环经济不是一种选择——对于希望在未来十年蓬勃发展的行业来说,这是唯一的前进方向。