51. No fire without smoke. 無風(fēng)不起浪。
52. Nurture passes nature. 教養(yǎng)勝過天性。
53. One is never too old to learn. 活到老，學(xué)到老。
54. One swallow does not make a summer. 一燕不成夏。(一花獨(dú)放不是春。)
55. One who has seen the ocean thinks nothing of mere rivers. 曾經(jīng)滄海難為水。