Complex sentence: As these episodes from the past and present criss-cross and overlap, Jean begins to understand the dull resentment and lonely despair that drove Morgan to take his life and seems to gain some insight into the restlessness and self-destructive impulses of the younger generation.
Split into simpler sentences: As these episodes from the past and present criss-cross and overlap, Jean begins to understand the dull resentment and lonely despair that drove Morgan to take his life. She also seems to gain some insight into the restlessness and self-destructive impulses of the younger generation.