" to each his own "

 [ "to each his own" ]

1: Statement said when someone does not agree with your opinion. Meaning that even though they don't like it you do.

  * e.g.,  ... 1: Look at that car there it's rockin! 

 [ "to each his own" ]

1: A corruption of the saying, "To each, his zone."

  * e.g.,  ... 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". 

 [ "to each his own" ]

2: Simply referring to the fact that people need their personal space.

  * e.g.,  ... 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. 

 [ "To Each His own" ]

1: Statement meaning you disagree with someone but respect their oppinion.

  * e.g.,  ...  Thats a nice tuner.