You already have it:
You don’t need another idea.
The business.
You’ve thought about it. Researched it. Talked about it. Maybe started and stopped.
The problem is that the dream keeps getting crowded out by everything that feels more urgent.
Work. Kids. Money. Fear. Exhaustion. Life.
So the thing that matters to you keeps returning to the same category:
later
The book.
The project.
It's time to bring it to life.