גַּ֤ם בְּלֹא־דַ֣עַת נֶ֣פֶשׁ לֹא־ט֑וֹב וְאָ֖ץ בְּרַגְלַ֣יִם חוֹטֵֽא׃
Also, that the soul be without knowledge is not good; And he that hasteth with his feet sinneth.
Read kabbalistic (mystical) interpretation of Proverbs 19:2: and classical mystical sources.