 The Mishnah interpreted to prohibit a creditor from taking in security not only millstones, but everything employed in the preparation of food for human consumption.For the continuation of says of the creditor, "for he takes a man's life to pledge" (and the debtor needs such utensils to prepare the food necessary to sustain life).A Midrash interpreted the words of "there was no water in it," to teach that there was no recognition of Torah in the pit into which Joseph's brothers cast him, as Torah is likened to water, as says, "everyone that thirsts, come for water."