"As in a lens, all the religious problems of our time, on the threshold of the third millennium, are reflected in Judaism." Therefore, Hans Küng has chosen this religion as the beginning of the global research project on the religious situation of our time, which aims to find elements common to all of them, minimum and essential to achieve a basic agreement on binding values and irremovable criteria with which to face the ethical challenges that are presented to humanity at the end of the millennium. In this framework also «Christianity» and «Islam».