What? Do you not believe in science? Do you still question if your receptors or transmitters are somehow broken? Do you? If so, that is either an insight weakness or a spiritual failure of some kind. You thinking that you, Asparagae, that you, of all people, your brain somehow does not conform to 30 million peer-reviewed papers on the brain and jow it works and sometimes breaks. Maybe you are that special. Miracles happen. Only you can know.