事实上,自然科学长期以来只是大脑和想象力的产物:现在是时候回归到对物质和显而易见事物的朴素而健全的观察上了。
The truth is, the science of Nature has been already too long made only a work of the brain and the fancy: It is now high time that it should return to the plainness and soundness of observations on material and obvious things.
海洋给予,也带走一切。
光的质量就是空间的质量。
学校是用来培养人才的,但古代圣王的用意并不止于此。
我们都是自己思想的囚徒,只有通过自我反思,我们才能获得自由。