Complex sentence: Unable to adjust to most social situations, he would be bullied by, and isolated from, his peers and would often wander from his home by foot, bicycle or train to parts of Toronto where he would molest dozens, and ultimately murder three young children.
Split into simpler sentences: Unable to adjust to most social situations, he would be bullied by, and isolated from, his peers. He would often wander from his home by foot, bicycle or train to parts of Toronto where he would molest dozens, and ultimately murder three young children.