I think he meant that if there was a God then he would not let us struggle. Yet I think he is incorrect because if God did not let us struggle then we would never learn.
She documented and preserved her view of the world.
This painting doesn't represent a historical event, or a political statement, or a functional object. It represents a personal theme that Cassatt obsessed over, and that is the relationship between a mother and a child, within the framework of the women's inner lives and psychology. The painting depicts an intimate scene of motherly warmth and love. The motif of mother and child was one of the most important motifs in her entire opus.
In literature, the term epiphany refers to (C) a moment of sudden insight. The character come to a point of realization. He or she is aware or has a feeling of knowledge after series of events that made him or her reaches that point where he or she thought of deep knowledge.