"The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them."
The boundary between physics and mathematics is not as clear-cut as one might think.
來(lái)時(shí)驚動(dòng)很大，走時(shí)沒(méi)有任何聲響。
城市是記憶的迷宮，每條街道都是時(shí)間網(wǎng)中的一根線。
大海不拒絕各種各樣的水，所以才能成就它的博大；大山不拒絕形形色色的土石，所以才能成就它的高峻；賢明的君主不嫌棄百姓，所以能夠聚集眾多的臣民；讀書(shū)人不厭倦學(xué)習(xí)，所以能達(dá)到圣賢的境界。