A guy from my building earns more through freelance SEO than I do from my 9-5 job. Is SEO that powerful today?

A guy I know took a digital marketing course in Amquest Education, specifically to understand how SEO works in the real world. He didn't have a tech background, no fancy degree just solid training, real client projects, and mentorship. Within a few months, he was freelancing for local businesses and

 In Today's world, skills are more important than degree. If you have interest in SEO, then pursue it. Develop your skills. Work on it and achieve it. But don't get demotivate. May be you have another talent. It's all depends on the mindset. Whatever you determined you can achieve it.