Passive income, by contrast, is unlimited. Once you’ve wrapped up one project, you can move onto the next — and wealth starts to pile.

That’s the ultimate difference between active and passive income. Active income rewards you for infinitely trading time-for-money. Passive income rewards you for working hard today so you can reap the rewards for decades into the future.

via “I Want to Create Passive Income, But I Don’t Know Where to Start” — Part I, What’s Passive Income? | Afford Anything.