Man is suddenly becoming aware that by an ill-considered exploitation of nature he risks destroying it and becoming in his turn the victim of this degradation. Not only is the material environment becoming a permanent menace - pollution and refuse, new illness and absolute destructive capacity - but the human framework is no longer under man's control, thus creating an environment for tomorrow which may well be intolerable. This is a wide-ranging social problem which concerns the entire human family.

Two conditions render difficult this historic situation of mankind: It is full of tremendously deadly armament, and it has not progressed morally as much as it has scientifically and technically.

Technological society has succeeded in multiplying the opportunities for pleasure, but it has great difficulty in generating joy.

Never reach out your hand unless you're willing to extend an arm.

The pope-and we know this well-is without doubt the most serious obstacle on the ecumenical road.

Through some crack the smoke of satan has entered into the Church of God.

We consider Christmas as the encounter, the great encounter, the historical encounter, the decisive encounter, between God and mankind. He who has faith knows this truly; let him rejoice.