No, formally proving a negative isn't something anybody's going to be able to do, but that doesn't mean a negative can't be true. I'd be happy to consider absol

No, formally proving a negative isn't something anybody's going to be able to do, but that doesn't mean a negative can't be true. I'd be happy to consider absolutely any evidence to the contrary, though. I also didn't say "all" humans could. I said being able to is a uniquely human trait. That's not the same thing.