יד תניא כוותיה דשמואל מי שהוטל עליו ידו על העליונה כיצד מכר לו שוה ה' בו' מי נתאנה לוקח יד לוקח על העליונה רצה אומר תן לי מעותי או תן לי מה שאוניתני מכר לו
14 We learnt: R. TARFON RULED IN LYDDA THAT FRAUD IS CONSTITUTED BY EIGHT SILVER [<i>MA'AHS</i>] IN TWENTY-FOUR, WHICH IS A <i>SELA'</i>, [HENCE] A THIRD OF THE PURCHASE. Surely that means that one sold something worth sixteen [<i>ma'ahs</i>] for twenty four, which proves that a third of the money paid was also taught?<span class="x" onmousemove="('comment',' And therefore the same applies to the definition of 'one-sixth', and thus refutes Rab. ');"><sup>24</sup></span> — No: it means that what was worth twenty-four was sold for sixteen. Then who was overreached? the vendor! But consider the next clause; BUT, SAID HE TO THEM, ONE MAY RETRACT THE WHOLE DAY, whereon R. Nahman observed: This was taught only of the purchaser; the vendor, however, can always withdraw! But it means that one sold the value of twenty-four [<i>ma'ahs</i>] for thirty-two.<span class="x" onmousemove="('comment',' I.e., a sixth in the purchase price. ');"><sup>25</sup></span> It has been taught in accordance with Samuel: He who was deceived has the upper hand. E.g., if one sold an article worth five [<i>ma'ahs</i>] for six — who was defrauded? The vendee. Therefore the vendee has the upper hand, [and] he can demand of him [the vendor] either, 'Return me my money', or, 'Return me the overcharge'.<span class="x" onmousemove="('comment',' Lit., 'what you deceived me.' ');"><sup>26</sup></span> If he sold him