נְשִׂיאִ֣ים וְ֭רוּחַ וְגֶ֣שֶׁם אָ֑יִן אִ֥ישׁ מִ֝תְהַלֵּ֗ל בְּמַתַּת־שָֽׁקֶר׃
As vapours and wind without rain, So is he that boasteth himself of a false gift.
Read kabbalistic (mystical) interpretation of Proverbs 25:14: and classical mystical sources.