What is the fine-grained topic of the following text: To this rule, Dr. Jekyll was no exception; and as he now sat on the opposite side of the fire-a large, well-made, smooth-faced man of fifty, with something of a stylish cast perhaps, but every mark of capacity and kindness-you could see by his looks that he cherished for Mr. Utterson a sincere and warm affection. Only return the topic.
Character description of Dr. Jekyll