 It blocks out the temptations of the world. The more that you fill your heart and your mind with the word of God, the less room that the world and the temptations that Satan has to bear, the less it can influence and impact you. And the same thing that happened to Zach over here, that he could hear me. We talked about it. We had a great conversation. He could hear me a little bit. But then when we turn the noise cancellation on and we bring in Duke, come on, he couldn't hear anything.