Proverbs 16:2 Kabbalah

כָּֽל־דַּרְכֵי־אִ֭ישׁ זַ֣ךְ בְּעֵינָ֑יו וְתֹכֵ֖ן רוּח֣וֹת יְהוָֽה׃

All the ways of a man are clean in his own eyes; But the LORD weigheth the spirits.

Read kabbalistic (mystical) interpretation of Proverbs 16:2: and classical mystical sources.