Basically, he said that if you are suffering from a mental illness - like depression
, anxiety, panic attacks, et al - that the symptoms
will manifest in your body. He is a scientist and so believes that there is a reason for everything. There is a reason you are suffering so much grief and cannot let it go. Whether you are depressed and sleeping all the time, or having high blood pressure, or feeling nauseated, or suffering aches & pains, there is a reason.