When you live on your own for ...

When you live on your own for a long time, however, your personality changes because you go so much into yourself you lose the ability to be social, to understand what is and isn't normal behavior. There is an entire world inside yourself, and if you let yourself, you can get so deep inside it you will forget the way to the surface. Other people keep our souls alive, just like food and water does with our body.
 Donald Miller

Quotes from the same author

Fear is a manipulative emotion that can trick us into living a boring life.
 Donald Miller
I had always suspected language was quite limited in its ability to communicate the intricate mysteries of truth.
 Donald Miller
Good writers show rather than tell. Stories are told in action. Life stories are no different.
 Donald Miller
If you want to bond with your friends, do something very hard with them, something that you won't be able to do alone.
 Donald Miller
It comforts me to think that if we are created beings, the thing that created us would have to be greater than us, so much greater, in fact, that we would not be able to understand it. It would have to be greater than the facts of our reality, and so it would seem to us, looking out from within our reality that it would contradict reason. But reason itself would suggest it would have to be greater than reality, or it would not be reasonable.
 Donald Miller