14 Such a change will contribute most effectively not only to the increase of the Catholic Religion and of Christian virtue but also to the good of the human family at large and of civil society. For, as all know, there would not be such a mass of delinquents in the common jails if greater and more suitable measures were taken to prevent especially juvenile delinquency. And if everywhere there grew up a healthy, honest and industrious youth, it would be easier to find citizens remarkable for their probity, fortitude and other mental and physical qualities.
Source: Quemadmodum (Vatican.va)