Learn wisdom by the follies of others250字作文

　　If you want knowledge,you must toil for it.
　　若要求知識，須從勤苦得。
　　A little knowledge is a dangerous thing.
　　淺學誤人。
　　A handful of common sense is worth a bushel of learning.
　　少量的常識，當得大量的學問。
　　Knowledge advances by steps and not by leaps.
　　知識只能循序漸進，不能躍進。
　　Learn wisdom by the follies of others.
　　從旁人的愚行中學到聰明。