I’ll start with the bad news.
Much of what you’ve heard about daily routines is more fictional than the stories you’re writing. Everyone seems to have their own “key” to productivity: motivation, willpower, passion, and big goals being the most common.
While these all have the vague ring of truthiness, you’ve probably noticed that, in practice, the results of such methods are inconsistent to nonexistent.
Fortunately, there’s a simple cure.
Habits.