Inventing the Magic, Limiting the Magic

On June 6, 2020, Kit Kat Kitty wrote, Does anyone have any advice on how to create a unique magic system? I’m working on a hard magic* system for my story right now, but so far, I don’t think I’ve come up with anything that makes it very unique, which is something I want since the magic is very important for the story.

So far, I know that the magic was given to the people by the goddess of everything good. If you know magic, you can either create or destroy. (It’s one or the other, not both. ...