Some people are just optimists, some people are pessimists. Some people have theological bents. Some people are always looking for a way to make a buck. I think that covers just about everything between all of those answers. Especially the optimist versus the pessimist.
People can look at the exact same information and come to different conclusions.
That s just the way we re built. He predicted that by the 1970s hundreds of millions of people would starve to death. That 65 million Americans would starve between 1980 and 1989, and by 1999, the US populations would have declined to 22.6 million. And he said that England was in an even more desperate situation and if he were a gambler, he would take even money that England would not exist in the year 2000. Yet his theory was taught in serious college courses in the late 60s and early 70s.