572 BERKOWITZ
Thus Mouravanke came to be of great renown, be- cause the wondrous power of the Mouravanke Rab- bonim, the power of concentration of thought, grew from generation to generation. And in those days the old people went about with a secret whispering, that if there should arise a tenth generation of the mighty ones, a new thing, please God, would come to pass among Jews.
But there was no tenth generation; the ninth of the Mouravanke Rabbonim was the last of them.
He had two sons, but there was no luck in the house in his day: the sons philosophized too much, asked too many questions, took strange paths that led them far away.
Once a rumor spread in Mouravanke that the Rav's eldest son had become celebrated in the great world because of a book he had written, and had acquired the title of "professor." When the old Rav was told of it, he at first remained silent, with downcast eyes. Then he lifted them and ejaculated :
"Nu !"
And not a word more. It was only remarked that he grew paler, that his look was even more piercing, more searching than before. This is all that was ever said in the town about the Rav's children, for no one cared to discuss a thing on which the old Rav himself was silent.
Once, however, on the Great Sabbath, something happened in the spacious old house-of-study. The Rav was standing by the ark, wrapped in his Tallis, and expounding to a crowded congregation. He had a clear, resonant, deep voice, and when he sent it thunder-
