Please do not generalise people so strongly. This is a place designed for support. Also if you read through you'd see people trying to hold onto relationships to... Because they do care. Okay. That's all.
It looks like you need help, not that anything is wrong with you per-say, but that you have obviously been hurt previously, probably very recently. Talking with some one who understands may be beneficial to you. I hope for your own well being you get some assistance as it will like help make you a happier and healthier person. Good luck in your journey.
Alexithymia - emotional blindness - is a personal trait which affects roughly 10% of the population.
Alexithymia describes the difficulty of people to perceive and describe emotions of others and themselves. Most persons concerned are not aware about this deficit and usually they are just recognizing it in contact with others, especially close friends, within their family or their partner.
These pages should deliver additional information about Alexithymia and offer information for affected persons, relatives and generally interested people.