Jesus showed a vital aspect of Christian conduct when he said: “By this all will know that you are my disciples, if you have love among yourselves. ”
(‏ یوحنا ۱۳ :‏⁠ ۳۵‏ )‏ « ناراستی و شرارت و طمع و خباثت ،‏ پُر از حسد و قتل و جدال و مکر و بدخوئی .‏