Ecclesiastes Rabbah 6:8

¹“For what advantage does the wise have over the fool, and how can the knowledgeable poor man walk before the living?” (Ecclesiastes 6:8). “For what advantage does the wise have over the fool, and how can the knowledgeable poor man walk before the living?” Rather, what should he do? He should go to one who is greater than he in Torah, and he will explain his learning to him. ). Another matter, “how can the knowledgeable poor man” – why should one who is poor in possessions go to the wealthy? ). What should he do? He should go and engage in commerce. Another matter, “how can the knowledgeable poor man” – how can he engage in business? ). What should he do, sit idle? Let him learn a craft and the Holy One blessed be He will support him and he will live.