【正确答案】Acting before thinking often results in failure, so we should think before we leap.

【答案解析】[翻译指导] “做事不先考虑常会导致失败”还可翻译成Lack of consideration often leads to failure或It often results in failure to do something without thinking about it in advance;“三思而后行”为成语，We should think before we leap为约定俗成的译法。