As a younger man I studied los comunidades eclesiales de base, the base ecclesial communities.

FORBES: Does God Want You to Live More Sustainably?

"Each of us is therefore called to cooperate with the Successor of Peter, the visible foundation of such an ecclesial unity, " Sodano said.

NPR: Cardinals Celebrate Mass Before Entering Conclave

"Each of us is therefore called to cooperate with the Successor of Peter, the visible foundation of such an ecclesial unity, " Cardinal Sodano said.

WSJ: Cardinals Close Doors to Sistine Chapel, Conclave Begins