Instead of considering what you need to achieve a goal, ask instead "What should I avoid doing to prevent failure?"

The Inversion Mental Model is a way of approaching problems by flipping them on their head. Instead of directly thinking about how to succeed, you think about ways you could fail, and then avoid those pitfalls. For instance, instead of pondering how to have a successful marriage, you might consider what actions or behaviors would likely ruin a marriage and then work to avoid them. This mental model was popularized by Charlie Munger, the vice chairman of Berkshire Hathaway and Warren Buffet's closest partner.
Dieting Goals
Instead of asking, "How can I lose weight?" you might ask, "What's causing me to gain weight or preventing me from losing it?" Maybe it's those late-night snacks or sugary drinks. Why? By identifying and avoiding these weight gain contributors, you might find it easier to achieve your weight loss objectives.
Failure-Focused Product Development
When developing a new product or service, start by listing all the ways it could fail or disappoint customers. This could involve brainstorming potential design flaws, user frustrations, or market rejection scenarios. By inverting the problem and focusing on avoiding failure rather than achieving success, you can identify critical issues early and create a more robust, user-friendly offering that addresses potential pitfalls before they occur.