Christians criticise amazing being full of them self and proud of self being all sin and to serve others being valuable in life. Wthiyt self development ego independence and healthy narcissism and classical having a heart to our self means only we don’t so much have to escape being also unwell but be present also in boring or unwell moments and take embarrassing self experience also , it’s from enough amazing self and enough talents and self esteem from the positive side of self. It’s totally not at all sin to be egotism narcissism full of self dick head idiot even , such can survive in rather immatured or childlike social environment demanding then level also. But yes narcissism can be sick to others too much it’s called npd if a person is too daring to others so that it’s others area actually it’s not only about them self. A person might not survive as not amazing being if people see anything in them self all much some egotism have , even the egotism turns really kind to others ...