Berean Standard Bible
Proverbs 11:12
“Whoever shows contempt for his neighbor lacks judgment, but a man of understanding remains silent.”

In context
10When the righteous thrive, the city rejoices, and when the wicked perish, there are shouts of joy.
11By the blessing of the upright a city is built up, but by the mouth of the wicked it is torn down.
12Whoever shows contempt for his neighbor lacks judgment, but a man of understanding remains silent.
13A gossip reveals a secret, but a trustworthy person keeps a confidence.
14For lack of guidance, a nation falls, but with many counselors comes deliverance.
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Berean Standard Bible · A modern, readable English translation. Public domain (CC0).