Snail--We still talk about the sun rising and setting, many hundreds of years after we found out that it doesn't do that--it's an idea that reflects the way we experience it, and is more meaningful to us than what really happens--gravity, is an idea like that, though you'll have to get the details from somebody else on that--

As we speak, It is raining, here, though it may not be raining where you are--but the things that define "raining" to me, are really only a small part of the phenomenon, and probably not the most important part. In fact, as I have gotten older, my understanding of "rain" has changed a lot, though I still get wet the way I always have--

Language is a medium we've created to express ideas, and those ideas embody our experience of things, not their nature.