Who hurt you once, / so far beyond repair / that you would greet each overture / with curling lip? - Louise Penny

Gamache knew people were like homes. Some were cheerful and bright, some gloomy. Some could look good on the outside but feel wretched on the interior. And some of the least attractive homes, from the outside, were kindly and warm inside.

He also knew the first few rooms were for public consumption. It was only in going deeper that he'd find the reality. And finally, inevitably, there was the last room, the one we keep locked, and bolted and barred, even from ourselves. Especially from ourselves.

I asked him to leave because he stopped caring for me, stopped supporting me. Not because I’d stopped caring for him.

He'd seen it in others, the consequences of failing to choose companions wisely. One slightly immoral person was a problem. Two together was a catastrophe. All it took was a fateful meeting. A person who told you your meanest desires, your basest thoughts, weren't so bad. In fact, he shared them. Then the unthinkable was thought. And planned for. And put into action.