sentences:  The Orthodox believe these icons do more than visually remind the viewer of the fact that there are saints in heaven, they believe that these icons act as 'windows' into heaven through which we see those saints, Christ and the Theotokos.It is for this reason that God the father is traditionally not represented in icons because He has never shown His form to man and therefore man should not try to represent His form in icons.It is because of the connection which these sacred pictures have with their subjects that Orthodox Christians regularly venerate (but do not worship) them even as Orthodox still living on earth greet one another with a kiss of peace, so do they venerate those who have passed on through their icons.