"I used to feel so alone in the city. All those gazillions of people and then me, on the outside. Because how do you meet a new person? I was very stumped by this for many years. And then I realized, you just say “Hi.” They may ignore you. Or you may marry them. And that possibility is worth that one word."
One of many moments in which Sherlock excludes himself from the rest
if he were just excluding himself, he would have said ‘you do, don’t you?’
instead, he said ‘they do’
he was excluding molly too
he was telling her she was not ordinary, not one of them
it was a compliment