Nun

A Catholic sister and a Maasai woman arrive just after dawn in the rain and mud to attend a Mass to be given by Pope Francis at the campus of the University of Nairobi in Kenya Thursday, Nov. 26, 2015. Pope Francis is in Kenya on his first-ever trip to Africa, a six-day pilgrimage that will also take him to Uganda and the Central African Republic.

Ben Curtis/AP

A Catholic sister and a Maasai woman arrive just after dawn in the rain and mud to attend a Mass to be given by Pope Francis at the campus of the University of Nairobi in Kenya Thursday

Nuns stand at St. Peter's square at the ...Nuns stand at St. Peter's square at the Vatican at the end of the Pope's weekly general audience on April 2, 2014.     AFP PHOTO / GABRIEL BOUYSGABRIEL BOUYS/AFP/Getty Images

Gabriel Bouys/AFP

Nuns seem happy and animated at the end of the Pope’s weekly audience in St Peter’s square at the Vatican on Wednesday 

A nun chats with a woman in the Andalusian capital of Seville...A nun (C) chats with a woman in the Andalusian capital of Seville, southern Spain August 7, 2013. REUTERS/Marcelo del Pozo (SPAIN - Tags: SOCIETY RELIGION)

Marcelo del Pozo/Reuters

A nun chats with a woman in the Andalusian capital of Seville, southern Spain