It's the truth. Our ancestors made things look easy which modern people cannot even duplicate with all the technological advancements in the world.
It's no surprise that so many idiots are currently busy trying to deny we ever made it to the moon. It is a lot like the Fox and the Sour Grapes. They labor under the delusion they are smarter when in fact they aren't even the equal of the average school child of the 1950's. What other explanation could they come up with to account for this other than to claim the achievements of the former century never happened?
If you homeschool your children you will become acutely aware of this dilemma when you see your kids speaking to grown men and women with far more intelligence and acumen than they will ever possess. All of these things happen so naturally that it is self-evident that somebody would have to be deliberately dumbing down the population for them to end up the way they do.