excessive talk is sure to bring huge losses; he that talks much errs much ❍ 处世戒多言，～。(朱柏庐《治家格言》)Excessive talk is sure to bring huge losses; |Be on your guard against it.
言多必失yán duō bì shī
话说多了，一定有说错的地方。much talk leads to faults, The least said, the soonest mended.