And soon you have a dime. Do that ten times and you have a dollar and do THAT ten times... it adds up.
Never think that an opportunity for savings is too minor to fool with. It adds up. Just like a little charge on that credit card, or a little splurge at the store... just a little. You know how that adds up.
Savings adds up the same way. It's the same math. 1 + 1 = 2. Every time.
I don't know why that's so hard for us to understand.