Start with your vision of success.
“When you plan forwards, it always seems that there are a million different things you could do first. And consequently, a whole slew of different paths you could take forward towards your goal. Which can make it difficult to get started, and gain clarity about how best to proceed.

“On the other hand, when you plan backwards, you start with the goal already having been achieved, which makes it easier to figure out what had to have happened right before realizing the goal. And then the thing that had to happen right before that. And before that, and so on, until you end up at today.”
Article: A Backwards Strategy to Increase the Likelihood of Achieving Your Big Goals