Everyone loves to feel good. That's what makes us successful. Most humans are driven by the chemical dopamine. It's supposedly the feel good hormone which is released when we do certain things, like sex, chocolates, finishing a task, getting praised, etc. Essentially it rewards us for stuff we do, so we continue doing it. Dopamine is also released when people gets likes on Facebook. Which results in people posting many things just to get likes. It makes them feel accepted and release dopamine and they feel good. So they keep doing it. However, it's like a drug, when you get used to it, you need more to make you feel happy. So if you used to get 10 Likes, now you might need 100 Likes to feel happy. So let's look at saving. You save $10 when you were young. You got pretty happy, then $50, then $100, then $1,000. By the time ......