It's difficult to explain everything, but I'm sure that you'll find other people on the Internet who'll be able to do it, also because — and this is the bottom line — I'm not the only one thinking this way. And I didn't say that mathematics is useless. I said that it's useless MOST OF THE TIME.But still, I study mathematics at university and even though Iit I've yet to find a way to use things like vector spaces, fields theory and so on in real life...