FOR a politician who hopes to be soon grappling with some of the most difficult British foreign policy in decades there’s a breeziness to Emily Thornberry as she walks into an old fashioned railway station hotel bar that resembles a set from the classic 1940s film Brief Encounter.http://www.heraldscotland.com/news/16114614.A_Brief_Encounter_with_Emily_Thornberry_Labour_front_bencher_promises_to_be_one_tough___39_Cookie__39__if_she_makes_it_to_the_Foreign_office/?ref=rss