כָּל־עָ֭רוּם יַעֲשֶׂ֣ה בְדָ֑עַת וּ֝כְסִ֗יל יִפְרֹ֥שׂ אִוֶּֽלֶת׃
Every prudent man dealeth with forethought; But a fool unfoldeth folly.
Read Kabbalistic (mystical) interpretations of Proverbs 13:16: Zohar and classical Jewish mystical sources, free online.