Learn wisdom by the follies of others250字作文

　　If you want knowledge,you must toil for it.
　　若要求知识，须从勤苦得。
　　A little knowledge is a dangerous thing.
　　浅学误人。
　　A handful of common sense is worth a bushel of learning.
　　少量的常识，当得大量的学问。
　　Knowledge advances by steps and not by leaps.
　　知识只能循序渐进，不能跃进。
　　Learn wisdom by the follies of others.
　　从旁人的愚行中学到聪明。