I feel unoriginal, but I'll have to say Soldier as well. They're often very independent and helpful, but some of them are pretty sensitive as well. Even the more extroverted ones actually tend to be introverted about some of their feelings, they're more cheerful, energetic... and, I'd explain more, but I feel like a broken record by this point. Even the sort of calm passion behind some of your answers and the general way you worded them reminds me of quite a few characters in that category.