They already like you and respect you, that's the use.

[ She doesn't know the turn of phrase 'path of least resistance' but it's the one she would use if she did. He is the easiest fit, despite his claims that others might be better. ]

Some structure and communication, is the use.

[ She doesn't ask him why he's so suspicious of her. She doesn't want to hear the answer, nor does she want him to focus on it long enough to figure out how to articulate it. ]

You cannot tell me it isn't sorely needed.