從旁人的愚行中學到聰明。
41.it is good to learn at another man’s cost.
前車可鑑。
42.wisdom is to the mind what health is to the body.
知識之於精神，一如健康之於肉體。
43.experience is the best teacher.
經驗是最好的教師。
44.experience is the father of wisdom and memory the mother.
經驗是知識之父，記憶是知識之母。
45.dexterity comes by experience.
熟練來自經驗。
46.practice makes perfect.
熟能生巧。
47.experience keeps a dear school,but fools learn in no other.
經驗學校學費高，愚人旁處學不到。
48. experience without learning is better than learning without experience.
有經驗而無學問，勝於有學問而無經驗。
49.wit once bought is worth twice taught.
由經驗而得的智慧，勝於學習而得的智慧；一次親
身的體會，勝過兩次的教師教導。
50.seeing is believing.
百聞不如一見。
51.business is the salt of life.
事業是生命之鹽。
52.business before pleasure.
事業在先，享樂在後。
53.business makes a man as well as tries him.
事業可以考驗人，也可以造就人。
54.business neglected is business lost.
忽視職業便是放棄職業。
55.never think yourself above business.
勿自視過高；不要眼高手低；永遠不要認為自己是大
才小用。
56.business may be troublesome,but idleness is pernicious.
事業雖擾人,懶惰害更大。