Like everything else, you need to train it. I have seen babies learn to walk, they don't get it the first, or the fifth time, but their parents encourage them,

Like everything else, you need to train it. I have seen babies learn to walk, they don't get it the first, or the fifth time, but their parents encourage them, and most learn it. However social skills are a completely different beast: here we just accept it as whatever you happen to learn is whatever level you will just have to live with.