One wall, repainted on a Sunday. That's usually where it starts, with the smallest reversible thing, done mostly to find out whether you're someone who does things.
The clause carrying the weight is that I choose. Choosing costs something. It means giving up the version of the story where the situation merely happened to you.
Not everything sits inside your control. A good deal more does than you'd believe at four on a Wednesday afternoon, and the way to locate the border is to push it somewhere small.