How to Construct Visuals When You Don't Know What You Look Like

I have a four month old nephew, and he's kind of just now he's five months old. Watching that kid sort of just adapt to the world around him and like look at everything and take in everything. I guess in that sense, the one sense that I think I do spend a lot of energy on counterintuitively is visuals. That's part of my way of understanding my world, even though I don't see.