NEW VIDEO! I bought 3 ‘Mystery Boxes’ on eBay that could contain ANYTHING. Was it a mistake?
OK. So I’m no longer strictly flailing. Anyway, I think Sam’s not getting it is not only a way to show how different his relationship with Cas is, but also to frame how much he’s not the emotive wreck that his brother truly is. All the touchy feely stuff Dean projects into him is just that: projection. That’s not to say he’s not capable of feeling anything, but he oftentimes has things in check and can even relate to people as a tool, whereas Dean is often just shy of raw feeling and instinct.