Chap., §

1    1,   4|      less dramatic than that of twenty years ago.~As we well know,
2    1,   4|       in the course of the last twenty years, while preserving
3    3,  11| completely identical to that of twenty years ago. For this reason,
4    3,  15|         human, as was indicated twenty years ago by the Encyclical
5    3,  18|     been followed over the past twenty years. Here the words of
6    3,  22|     clearer picture of the last twenty years and a better understanding
7    6,  41| something to say today, just as twenty years ago, and also in the