expression
speech is silver, silence is golden
A proverb meaning that while speaking well is valuable, remaining silent can be even more valuable in certain situations.
会議では雄弁は銀、沈黙は金ということもある。
In meetings, sometimes speech is silver, silence is golden.
A Japanese rendering of the English proverb 'speech is silver, silence is golden', which itself originates from a 19th-century translation of a German saying.