Pope Leo XIV’s motto

In a clear sign of continuity and connection with the faithful around the world, Pope Leo XIV has chosen to actively maintain the Vatican’s official social media presence—affirming the Church’s mission in the digital age.

he motto:Pope Leo XIV has also chosen a motto that reflects this Augustinian tradition: In Illo uno unum, which means “In the One, we are one.” The phrase is taken from Saint Augustine’s Exposition on Psalm 127, where he explains that “although we Christians are many, in the one Christ we are one.”