Hard to understand

You could say it was to do with the mother, but from everything said about her she was a pretty no-nonsense lady too.

Not if you're from a large family. Everyone turns out different.

Martin was away at work a lot as a cop. He does say they took after their mother with their love of finer things like opera and the symphony, but that she wasn't snobby about it. Sometimes kid pick up their attitudes at school or college.