We in the scientized West tend to confuse and conflate the brain with many other facets of our being.
If I am able to record a few examples, I think you will see what I mean.
Lovevery, a lovely forward-thinking toy-maker, commits this folly in their marketing materials, essentially viewing the baby as a brain.
Designed by experts for your baby's developing brain. The 10 best ways to grow your newborn baby's brain.
They are in earnest attempting to foster brain activity development in newborn babies by providing parents with tools and techniques. But taking the baby as the brain, they miss their mark. And taking the brain as a physical organ to be built, rather than an antenna through which signals pass from within to without and vice versa. as-within-so-without