Complex sentence: The villagers avoid him because of his apparent coldness, however, when William arrives, Mr. Tom immediately demonstrates his kind nature by acquiring good, warm clothing and nourishing food, specially cooked breakfasts and tea.
Split into simpler sentences: The villagers avoid him because of his apparent coldness. However, when William arrives, Mr. Tom immediately demonstrates his kind nature by acquiring good, warm clothing and nourishing food, specially cooked breakfasts and tea.