139 Even so, I do not wish to limit this presentation to a kind of utilitarian approach. There is always the factor of “gratuitousness”: the ability to do some things simply because they are good in themselves, without concern for personal gain or recompense. Gratuitousness makes it possible for us to welcome the stranger, even though this brings us no immediate tangible benefit. Some countries, though, presume to accept only scientists or investors.
Source: Fratelli Tutti (Vatican.va)