If it wasn't right, I wouldn't have said it.
Like the rest of the interwebz, none of these people exist, no matter how many times they stab you in the back.
The older you get, the smaller your social circle gets. If you are so succesful at being a loner that it makes you lonely, perhaps a different attitude and approach are the answer. No verification on this one needed, I went the same route myself to a degree when I was younger. It worked.
1. Unplug it.
2. Walk out the door.
3. Say hello.