Why don't they learn to shut up?

Question

Ehrlich also predicted that in 1973, 200,000 Americans would die from air pollution, and that by 1980 the life expectancy of Americans would be 42 years.

?It is already too late to avoid mass starvation,? Earth Day organizer Denis Hayes, The Living Wilderness, Spring 1970.

?By the year 2000...the entire world, with the exception of Western Europe, North America and Australia, will be in famine,? Peter Gunter, North Texas State University, The Living Wilderness, Spring 1970.

?The battle to feed humanity is over. In the 1970s, the world will undergo famines. Hundreds of millions of people are going to starve to death in spite of any crash programs embarked upon now. Population control is the only answer.?

Paul Ehrlich, Stanford University biologist, ?The Population Bomb? (1968)

Answer 1

Just a bunch of liberal chicken littles

Answer 2

Massive amounts of pride and ego in those statements. But if you're good at filtering out the logical from the illogical that these people say, you'll be alright :) Although I agree, it would be nice if they just too a break and shut up.