somehow, this is just true.

You are comfortable spending hours alone with your thoughts and rarely become bored. check!

You dislike superficiality; you'd rather be alone than have to suffer through small talk. check!

Your relationships with your friends are very strong, which gives you the inner tranquility and harmony that  you require. check!
You love deeply but if someone betrays you it is next to impossible to forgive. check!

You are an old soul, someone who has lived many times before and has seen it all. check!
All you crave now is simplicity and the chance to focus your attention on a meaningful existence.

According to the Urban Dictionary, an OLD SOUL has a meaning :

A spiritual person whom is wise beyond their years; people of strong emotional stability. Basically, someone whom has more understanding of the world around them. 

Some people even believe an old soul is a person whom has learned from past incarnations, or lives. They aquired certain knowledge from theirpast lives and apply it to their present life... thus gaining more wisdom than the average bloke.