But, he also knows that going back on it would result in Brexit true believers and Johnson opportunists making a move, writes @campbellclarettheneweuropean.co.uk
From @WSJopinion: Boris Johnson got Brexit done. Liz Truss has the much harder task of making it work, writes @wrmead. There are no guarantees, but both Britain and the world will be better off if she succeeds. on.wsj.com