In the chapter on skyscrapers, for example, Mr Smith touches on construction methods, the revolutionary invention of the automatic lift, the practicalities of living in the sky and the likelihood that, as cities become more populous, apartment living will become the norm.

ECONOMIST: Welcome to a world of high living

The Catechism of the Catholic Church says that person who procures an abortion incurs automatic excommunication, a penalty that often only a bishop can lift.

CNN: Pope: All priests can forgive those who've had abortions