Our readers respond to Vatican correspondent Gerard O’Connell’s interview with Cardinal Christophe Pierre, the apostolic nuncio to the United States since 2016.

From unwrapping unwanted presents to burning fossil fuel to power millions of Christmas lights, the commemoration of the humble birth of Jesus comes at a significant expense to the environment.

Can we learn to see gender in its real complexity?

The C.E.C. demonstrates a profound, organic Catholicism that places people within "the wholeness of creation" and asks them "to look and feel and touch and know it."

What if we brought together two currents: attachment to the Eucharist as liturgical action and devotion with attachment to the Blessed Virgin Mary? The conjunction of these currents can enable them to reinforce each other and can make a significant impact on our spiritual journeys.

Thomas Aquinas's 'Summa Theologiae' is perhaps the most important philosophical/theological work in Christian history. Why didn't the Angelic Doctor finish it?