That's the thing that is worrisome - ever assuming our knowledge is 100% solid. When we're in a reflective mood, we say we'd never do that. But it happens all

That's the thing that is worrisome - ever assuming our knowledge is 100% solid. When we're in a reflective mood, we say we'd never do that. But it happens all the time. I remember in sixth grade learning that stellar red shift absolutley proved the universe was not expanding, thus provin the big bang. Well, despite KNOWING, turns out it was wrong - the universe was expanding after all. In this case it didn't change the underlying meaning, but was wrong. That left me questioning science more than I should. I can say I hate hearing "now we know..."