If I ask you to take a 10$ bill, tear it to confetti and discard it; my guess is you wouldn't do it.
We value money. Ten dollars may not be a lot of money, but it is money. You don’t just waste it. Money is a valuable currency.
Currency. What is that?
Here’s my go at a definition. Currency is value that can be spent, received and, naturally; shared, invested and also — sadly — wasted.