That chancellor is history, gone writing for a paper and taking his directorships more seriously.
MPs etc will have made statements based on their own belief and backed them up with statements of doom and gloom should they not get their way.
May was a weak remained, but now the vote has been cast, its incumbent upon her and the government to achieve the best deal possible under the circumstances, irrespective of their own opinions.
As for the brexit vote; whoever was in power was going to have to do it sooner or later, to halt the rise of ukip.