What this means in practice is that at some point far before you are or feel ready, you need to quit your job. But this isn’t really about your job. It’s about your relationship to resources and value.
The good news is, you have the freedom to pursue the new opportunities. The bad news is, so does everyone else. The good news is you can do it yourself. The bad news is you have to. Again, it looks easy only in retrospect. It always looks doable, from the perspective of people who have already done it.