בְּכָל־עֶ֭צֶב יִהְיֶ֣ה מוֹתָ֑ר וּדְבַר־שְׂ֝פָתַ֗יִם אַךְ־לְמַחְסֽוֹר׃
In all labour there is profit; But the talk of the lips tendeth only to penury.
Rashi on Proverbs
In every toil In every toil of work, there is a gain, but in words of vanity, there is only loss.