 It's a remarkable, I don't want to call it a science. What would you call it? Well, because science is just what we observe. So, you know, people say, oh, it's not proven scientifically. Science started by our power of observation. So what I would encourage all of you to do is observe how sound is impacting you. When you're in a relationship and someone's angry and they're yelling at you, that affects every cell of your body.