First the good news. The logical system discussed here (the scientific
method) is the basis of scientific investigation. The results speak
for themselves. Improvements that make life easier, healthier,
and safer such as medical advances, farming improvements, manufacturing
innovations, transportation advances. The list is almost endless.
Of course the scientific method brought us the atom bomb too, but
let's not dwell on that.
Now the bad news. The primary
limitation of the scientific method is that the answers are never
certain. (Remember, a hypothesis can never be proven.) Really,
this is a good thing, because it allows for continued research
that can give better answers. Unfortunately, many people want to
claim that scientific theories are proven, when they are not. How
many times have you heard people say, "Evolution
is a proven fact"? Evolution is a theory. Logic eliminates
the possibility of it ever being proven. Of course the same is
true of any competing theory as well. The critical thinker needs
to resist being dogmatic about a theory because they prefer it
or because a textbook or teacher told them it was true. Science
is rarely a field of certainty. It is essential that you keep an
open mind to competing theories.
If you rigidly adhere to popular theories, it may turn out that
you are like the people who refused to consider that the earth
wasn't the center of the universe. They got mad at Galileo, threatened
him, and called him nasty things. Now those people look pretty
stupid. And it was all because they were closed minded. Don't be
like that.
Continue for more on hypotheses.
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