שִׂפְתֵ֣י חֲ֭כָמִים יְזָ֣רוּ דָ֑עַת וְלֵ֖ב כְּסִילִ֣ים לֹא־כֵֽן׃
지혜로운 자의 입술은 지식을 전파하여도 미련한 자의 마음은 정함이 없느니라
Akeidat Yitzchak
Rabbi Yannai in the opening Midrash quoted, simply wanted to tell us that the lesson taught by the spice merchant had already been taught by Solomon in Proverbs.