科学是一项协作的努力,重大的发现不会孤立地发生。
The Moving Finger writes; and, having writ, Moves on: nor all thy Piety nor Wit Shall lure it back to cancel half a Line, Nor all thy Tears wash out a Word of it.
A teacher who is attempting to teach without inspiring the pupil with a desire to learn is hammering on cold iron.
出自汉·桓宽《盐铁论·疾贪》。欲,想。表,仪表,这句话指身体。下,指下属。先之身,先要求自己。要想影子正,就要先把自己的身子站直;要想下属清廉,自己要先做出表率。这句话以正影先正身为喻,说明正人先正己的道理。
元素是自然的字母表,而我们正在学习阅读。