The Torah is acquired with 48 qualities: study, listening, verbalizing, comprehension of the heart, awe, fear, humility, joy, purity, serving the sages, companionship with one's contemporaries, debating with one's students, tranquility, study of the scriptures, study of the Mishnah, minimizing engagement in business, minimizing socialization, minimizing pleasure, minimizing sleep, minimizing talk, minimizing gaiety, slowness to anger, good heartedness, faith in the sages, acceptance of suffering, knowing one's place, satisfaction with one's lot, qualifying one's words, not taking credit for oneself, likableness, love of G-d, love...