“...Manna... manna... manna is good enough for me...”. Manna is the food that fell from heaven to nourish the ancient wanderers of the Old Testament: This manna is a gracious gift of Divine nourishment to all those that wander helplessly and hopelessly in the realm of the ‘hungry ghost’. In this realm, many things appear to be edible, yet
when we partake of them, they are not only not nourishing but are typically poisonous.
Since all of us inhabit this terribly unsatisfying place we are all starving for real  nourishment and many of us are at the end of our tether. “...Manna is good enough for me...”