Because you can't just let anyone take over like that and two you will get frustrated about it
Answer:
<em>What the narrator inferred by the statment which he made regarding to King Long Shanks was that Lord Shanks was blessed to have a perfect set of legs which most people would have loved to have.</em>
His leg is perfectly shaped and without any blemish whatsoever in direct comparison to other Kings and Emperors.
Explanation:
It has been some time since I've read this play, but I can do my best to assist you. A Bunburyist is somebody who uses a nonexistent person as an excuse to avoid social gatherings. If Jack has claimed to have another person whom he needs to meet with, this may be what convinces Algernon that Jack is a Bunburyist.