modest and prudent ❍ 对朋友，他满腔热忱，～，开诚相见，平等待人。(《敬爱的周总理我们永远怀念您》 Ⅰ—160) He was warm-hearted,outspoken and modest towards friends whom he treated as equals. ❍ 无论什么时候，都要～，把尾巴夹紧一点。(《毛泽东选集》Ⅴ —345) We must always be modest and prudent and must,so to speak,tuck our tail between our legs.
谦虚谨慎
modest and prudent
谦虚谨慎qiān xū jǐn shèn
谦虚：虚心，不自满；谨慎：慎重小心。指为人处事虚心而慎重。modest and prudent, humble and cautious, modest and prudence