Yeshayahu Leibowitz (1903-1994) was an Israeli philosopher and scientist. For decades, his thinking and persona were the embodiment of a Judaism that was vital, rebuking, involved, and committed to all the Jews of Israel. As seen in this book, Leibowitz's far-reaching public statements are not a certain aspect of this thinking, but its very essence. They are the essence of this thinking even when he is seemingly involved with other, distant issues,...