There is nothing wrong with being Eccentric. Quirkiness has its admirers!!

In some ways, its armor for a very sensitive kid who, if they took all the world into a hyper-sensitive soul, could go quite mad.

Most people never consciously think of others when they act - its so ingrained in ND. The fact that he will have to logically think about others' emotions will make him more sensitive as an adult to others' distress.