losing friends

I don't know if this can all be pinned down to a "personality type", but, over the years I've noticed myself giving less and less of a damn about the people I've known years. I stopped caring about my family to the point that I was indifferent when my sister was in a car crash and her situation...

I'm a 16 year old INTP male in my junior year of high school. Up until this day in my life, i've been in and out of many acquaintanceships but very rarely anything pertaining to genuine camaraderie. The only real friends i've ever had only totaled up to 3. I've been consistently hanging around...