Complex sentence: He has a fiery temper, furiously elbowing aside people in the train station when Holmes escapes him, and pursuing Holmes to Switzerland to kill him for destabilizing his organization.
Split into simpler sentences: He has a fiery temper, furiously elbowing aside people in the train station when Holmes escapes him. Moriarty also has a vengeful streak, pursuing Holmes to Switzerland to kill him for destabilizing his organization.