Then, this love is total, that is to say, it is a very special form of personal friendship, in which husband and wife generously share everything, without undue reservations or selfish calculations.
Whoever truly loves his marriage partner loves not only for what he receives, but for the partner’s self, rejoicing that he can enrich his partner with the gift of himself.
The problem of birth, like every other problem regarding human life, is to be considered, beyond partial perspectives — whether of the biological or psychological, demographic or sociological orders — in the light of an integral vision of man and of his vocation, not only his natural and earthly, but also his supernatural and eternal vocation.
It is also asked whether, in view of the increased sense of responsibility of modern man, the moment has not come for him to entrust to his reason and his will, rather than to the biological rhythms of his organism, the task of regulating birth.4.
In the first place, there is the rapid demographic development.
Fear is shown by many that world population is growing more rapidly than the available resources, with growing distress to many families and developing countries, so that the temptation for authorities to counter this danger with radical measures is great.
To the Venerable Patriarchs, Archbishops, Bishops and other local Ordinaries in Peace and Communion with the Apostolic See, to Priests, the Faithful and all Men of Good Will Venerable Brothers and Beloved Sons:1.
The most serious duty of transmitting human life, for which married persons are the free and responsible collaborators of God the Creator, has always been a source of great joys to them, even if sometimes accompanied by not a few difficulties and by distress.