When you take in something that you were not meant to consume you become sick. This same principle that applies physically also applies spiritually. Greg discussed the proper spiritual diet of the Christian.
"I am a podrishioner that just wanted to say thanks for sharing Woodland Hills through podcasts and videos. This is my place to get a spiritual refill, and it’s where I get most of my teaching from. Since I've starting following you four years ago, my view on God, myself and other people has radically been changed. Thanks so much, and keep sharing the Kingdom!"