It is not what we learn in conversation that enriches us. It is the elation that comes of swift contact with tingling currents of thought. It is the opening of our mental pores, and the stimulus of marshaling our ideas in words, of setting them forth as gallantly and as graciously as we can.
Bio: Orchot Tzaddikim is a book on Jewish ethics written in Germany in the 15th century, entitled Sefer ha-Middot by the author, but called Orḥot Ẓaddiḳim by a later copyist.