In this specific instance the pope asked this woman to take care of a crying baby when heard a baby cry. (religion.blogs.cnn.com)
You won't sleep through crying — Some moms worry that they won't hear their baby cry if they (the mom) are asleep, so they insist that someone be up. (swanling.com)
While it can be absolutely heartbreaking to hear your baby crying all the time. (momtricks.com)