鲁莽灭裂 meaning in Chinese

be careless and rough; act blindly and rashly; act excitedly and without careful thinking; rash and careless; ride blind

Youth is a blunder ; manhood a struggle ; old age a regret
青年鲁莽灭裂,中年奋斗不止;老年后悔无穷
But during the fifth counter - campaign in kiangsi , our army gave no consideration whatsoever to retreat , because it did not take account of either the partial or the total situation , and this was really rash and foolhardy conduct
江西第五次反“围剿” ，我军全然不讲退却，原因在于对局部形势和整个形势都不注意，实在是一种鲁莽灭裂的干法。