3 and said, “I assure you and most solemnly say to you, unless you repent [that is, change your inner self--your old way of thinking, live changed lives] and become like children [trusting, humble, and forgiving], you will never enter the kingdom of heaven. 4 Therefore, whoever #I.e. turns his back on self-righteous pride and adopts a realistic self-view.humbles himself like this child is greatest in the kingdom of heaven. 5 Whoever receives and welcomes one #I.e. new, childlike believer.child like this in My name receives Me; 6 but whoever causes one of these little ones who believe in Me to stumble and sin [by leading him away from My teaching], it would be better for him to have a heavy millstone [as large as one turned by a donkey] hung around his neck and to be drowned in the depth of the sea.