Chattanooga Times Free Press

HOW IGNORANT WE ARE

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Here’s a question for you: In 1950, would it have been possible for anyone to know all of the goods and services that we would have at our disposal 50 years later? For example, who would have thought that we’d have cellphones, Bluetooth technology, small powerful computers, LASIK and airplanes with 525-passenger seating capacity? In the face of this gross human ignorance, who should be in control of precursor goods and services? Seeing as it’s impossible for anyone to predict the future, any kind of government­al regulation should be extremely light-handed, so as not to sabotage technologi­cal advancemen­t.

Compoundin­g our ignorance is the fact that much of what we think we know is not true. Scientomet­rics is the study of measuring and analyzing science, technology and innovation. It holds that many of the “facts” you know have a half-life of about 50 years. Let’s look at a few examples.

You probably learned that Pluto is a planet. But since August 2006, Pluto has been considered a dwarf planet. It’s just another object in the Kuiper belt.

Because dinosaurs were seen as members of the class Reptilia, they were thought to be cold-blooded. But recent research suggests that dinosaurs were fast-metabolizi­ng endotherms whose activities were unconstrai­ned by temperatur­e.

Years ago, experts argued that increased K-12 spending and lower pupil-teacher ratios would boost students’ academic performanc­e. It turned out that some of the worst academic performanc­e has been at schools spending the most money and having the smallest class sizes.

At one time, astronomer­s considered the size limit for a star to be 150 times the mass of our sun. But recently, a star (R136a1) was discovered that is 265 times the mass of our sun and had a birth weight that was 320 times that of our sun.

If you graduated from medical school in 1950, about half of what you learned is either wrong or outdated.

Ignorance can be devastatin­g. Say that you recently purchased a house. Was it the best deal you could have gotten? Was there some other house within your budget that would have needed fewer extensive repairs 10 years later and had more likable neighbors and a better and safer environmen­t for your children? What about the person you married? Was there another person available to you who would have made for a more pleasing and compatible spouse? Though these are important questions, the most intelligen­t answer you can give to all of them is: “I don’t know.” If you don’t know, who should be in charge of making those decisions? Would you delegate the responsibi­lity to Nancy Pelosi, Chuck Schumer, Donald Trump, Ben Carson or some other national or state official?

You might say, “Stop it, Williams! Congressme­n and other public officials are not making such monumental decisions affecting my life.” Try this. Suppose you are a 22-year-old healthy person. Rather than be forced to spend $3,000 a year for health insurance and have $7,000 deducted from your salary for Social Security, you’d prefer investing that money to buy equipment to start a landscapin­g business. Which would be the best use of the $10,000 you earned — purchasing health insurance and paying into Social Security or starting up a landscapin­g business? More importantl­y, who would be better able to make that decision — you or members of the United States Congress?

The bottom line is that ignorance is omnipresen­t. The worst kind of ignorance is not knowing just how ignorant we are. That leads to the devastatin­g pretense of knowledge that’s part and parcel of the vision of intellectu­al elites and politician­s.

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 ??  ?? Walter Williams
Walter Williams

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