英文：The road of life is like a large river,because of the power of the currents,river courses appear unexpectedly where there is no flowing water.

译文：人生的道路就像一条大河，由于急流本身的冲击力，在从前没有水流的地方，冲刷出崭新的意料不到的河道。

 

37.Doubt is the key of knowledge.怀疑是知识之钥。

 

38.If you want knowledge， you must toil for it.若要求知识，须从勤苦得。