People with Aspergers tend to have great difficulties with making and keeping friends.
Through out our early lives we tend to talk and try to understand others.
We assume everyone else thinks and works the same way.
We often ask the wrong things unaware of the social taboo factor, this in turn pushes others away.
Wondering why we try to ask and they try harder to avoid us without an actual answer. From this we feel a deep sense of rejection, and rejection for us cuts deeper than it does for most average people. It makes us question "whats wrong with me!? Why cant I figure it out? What did I do wrong?!".
Go through it enough times and you start to develop a phobia about saying the wrong thing to someone you deeply care about. By not saying it we tend to hurt ourselves and create a deep sense of regret.
The more rejection happens the less we begin to believe in people.
For some it simply becomes a black and white world, to you people are simply those who have hurt you and those who will