You can not love one brother and not the other. You can’t. If you do, stop watching the show or start over, because you missed a thing or two. It’s not about shipping, about romance or anything else, it’s about two guys who mean the world to each other. And you can not claim to love one if you don’t love the other as well. Because then it means you don’t understand 50% of your character’s personality.
They grew up great