In the Middle Ages, a Rabbi discovered a treasured secret within the Pentateuch. He noticed certain peculiarities within the texts and referred to them in his writings. He felt that he had come upon a “great secret.” He said in one place, “If you understand the secret….you will recognize the truth.” He sought to reconcile his discovery with tradition and with the words of the prophets. In the end, he cautioned against revealing the secret, encouraging silence on the matter. What was this secret?