Answer:
The sentence actually means that Mr. William Tavener is a calm personalty who does not look for trouble and does not bulge for what has not happened yet no matter the situation around him
Explanation:
From the short story, it was evident that Mr. William Tavener and wife are people of opposite personalities as no matter how much the wife tried to cause troubles for the man at home, he never worried as he was mostly calm and did not look form troubles himself until troubles start.