From some of them whole sheets had been torn out, in others the margins of the leaves were clipped, and thus they were greatly defaced. At length, full of pity that the labors and studies of so many illustrious minds should have fallen into the hands of such profligate men, grieving and weeping he withdrew. And coming into the cloister, he asked a monk whom he met, why those most precious books were so vilely mutilated. He replied, that some of the monks, wishing to gain a few ducats, cut out a handful of leaves, and made psalters which they sold to boys; and likewise of the margins they made breviaries which they sold to women. Now therefore, O scholar, rack thy brains in the making of books!”