To foster a more productive Catholic-Jewish dialogue we need to pose two further questions, one backward-looking and one forward-looking.

An interreligious dialogue in which parties explain away their distinctive truth claims can help to improve relations among participants, but at great cost.

Recent papal teaching, particularly since John Paul II, portrays God’s covenant with the Jews as valid and irrevocable.

To get an inkling of the power of anti-Judaic legacy, I recommend reading a gospel in one sitting. Or better yet, watch 'The Gospel of John' with a Jewish friend.