[有目共见 / 有目共見, yǒu mù gòng jiànㄧㄡˇ ㄇㄨˋ ㄍㄨㄥˋ ㄐㄧㄢˋ] anyone with eyes can see it (成语 saw); obvious to all; sth speaks for itself; is there for all to see#561812
[雷声大,雨点小 / 雷聲大,雨點小, léi shēng dà, yǔ diǎn xiǎoㄌㄟˊ ㄕㄥ ㄉㄚˋ, ㄩˇ ㄉㄧㄢˇ ㄒㄧㄠˇ] loud thunder, but only tiny drops of rain (成语 saw); a lot of talk, but no action; action speaks louder than words; his bite is worse than his bark