The ever-wise Julie Zhou gives one of the most straightforward, non-jargon-filled explanations I’ve ever seen on how to tell if work is good.

You’ll rarely have all the data you want when making a decision. And the reality is that data isn’t usually conclusive. It can be interpreted in multiple ways. At some point, you’ll still have to make a decision.

It’s okay (even encouraged) to start creating mockups before you have all the information you need. Creating early concepts should be part of the process of clarifying the solution.