I don't know about feeling comfortable. Feeling comfortable for me depends a lot on the moment I'm listening to a certain song, it's not because of the song in particular way (even if there are songs that I particularly like to listen to in certain occasions). There are songs that make me feel comfortable though, I admit it.
One of them is a song that give me a great sense of peace, which is
Ceremony by the
New Order. Many Smashing Pumpkins songs are as powerful to me. And lately, the White Stripes too, but not as much as the above two.
As for songs that are close to describing myself, there are tons. Every song I love says something about myself (yes, we love ourselves in art, mainly). Let's say, which songs would I like to have written to talk about me? Posting a list would be impossible, so once again I have to be boring and repeat the same bands names: Joy Division, Manics, The smiths, The Cure (plus the Pumpkins also mentioned above).
That's it, but I'm sure something important is missing