I'm sure the author already knows the facts of life, and was merely sharing his lament of those facts. But for the benefit of anyone who doesn't know, especially kids:

This is not a viable way to get paid.

1. Do something you enjoy

2. Collect payment

This is a viable way to get paid.

1. Select a person or group that has money

2. Figure out what they are willing to pay for

3. Do that thing

4. If you haven't received payment, return to step 1