1.Doubt is the key of knowledge. 懷疑是知識之鑰。

　　2.If you want knowledge,you must toil for it. 若要求知識，須從勤苦得。

　　3.A little knowledge is a dangerous thing. 淺學誤人。

　　38.A handful of common sense is worth a bushel of learning. 少量的常識，當得大量的學問。

　　4.Knowledge advances by steps and not by leaps. 知識只能循序漸進，不能躍進。

　　5.Learn wisdom by the follies of others. 從旁人的愚行中學到聰明。

　　6.It is good to learn at another man’s cost. 前車可鑒。

　　7.Wisdom is to the mind what health is to the body. 知識之于精神，一如健康之于肉體。

　　8.Experience is the best teacher. 經驗是最好的教師。

　　9.Experience is the father of wisdom and memory the mother. 經驗是知識之父，記憶是知識之母。

　　10.Dexterity comes by experience. 熟練來自經驗。

　　11.Better master one than engage with ten. 會十事，不如精一事。

　　12.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。

　　13. Experience without learning is better than learning without experience. 有經驗而無學問，勝于有學問而無經驗。

　　14.Wit once bought is worth twice taught. 由經驗而得的智慧，勝于學習而得的智慧;一次親身的體會，勝過兩次的教師教導。

　　15.Seeing is believing. 百聞不如一見。

　　16.Business is the salt of life. 事業是生命之鹽。

　　17.Business before pleasure. 事業在先，享樂在后。

　　18.Business makes a man as well as tries him. 事業可以考驗人，也可以造就人。

　　19.Business neglected is business lost. 忽視職業便是放棄職業。

　　20.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。

　　21.Business may be troublesome,but idleness is pernicious. 事業雖擾人，懶惰害更大。

　　22.He that thinks his business below him will always be above his business. 自命大才小用，往往眼高手低。

　　23.Do business,but be not a slave to it. 要做事，但不要做事務的奴隸。

　　24.Everybody’s business is nobody’s business. 眾人的事就是無人過問的事。

　　25.Work makes the workman. 勤工出巧匠。