Simply referring to the fact that people need their personal space.
For example, my friend and I are listening to some guy just blabber on and on about his own little world. We look at each other puzzled and I say, "Well, to each his zone." Simply due to sounding the same, this has been altered by some to "To each his own".
Similar to the idea of someone's "own little world". I could just as easily say, "Man, he just lives in his own little world." It would have the same meaning.
church hurt is where you experience a degree of distance, pain, or judgement from your church community. Essentially, you are just unable to “find your place”. This is prevalent in the Christian community, but can be extended to other religions.
Now that I am an adult I am beginning to heal from the church hurt that was inflicted on me as a child.
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.