It has become part of the accepted wisdom to say that the twentieth century was the century of physics and the twenty-first century will be the century of biology. ↗
It is a violation which has obsessed the tyrants of the twentieth century. They do not want simply to kill their opponents, but to liquidate them, to deny that they have ever existed. ↗
Although when Christianity appeared the total population of the planet was only a fraction of that of the twentieth century, most of the earth's surface was quite outside the Mediterranean world, Persia, India, and China. ↗