Answer:
He had mastered the art of healing wounds. The old General of Japan had full faith in his abilities as a surgeon. He did not believe any other doctor. He was not keeping good health and could require a surgery any time, so Sadao was not sent with the troops abroad.
Romeo's tragic flaw is his impetuosity, his rashness of action before thinking thoroughly. You would want to look for examples of this behavior. I hope my answer has come to your help. God bless and have a nice day ahead!
