Psychologically: Purges take and thereby experience maybe failure (in the dream), often registers that one wants to escape from disagreeable recollections, experiences and feelings because they hinder the life (block), or should take care in the awake life of the improvement of a hopeless situation. One should take seriously this tip always and fathom what he points to, - partly a mental illness stands behind it also. Popular: (European ones).: the bitter is not to be handled, but promises improvement of the situation.