That’s why, with any potentially lucrative hobby where success is based mostly on luck, you should only do it for fun while you save enough money to try it out for a month or two to see how you like it as a job. But you shouldn’t quit your day job until you have some GOOD evidence that you’re not going to be dirt poor if you pivot to doing your hobby full-time. You need a good following and a GREAT safety net before you make the jump.
As with most advice regarding early childhood development, your mileage may vary.