Quote from : Franklin and Winston: An Intimate Portrait of an Epic Friendship Book

In the closed circle of the war cabinet, pounded by terrible report after terrible report, there had been uncertainty about whether he could fend off the drift to exploring a deal with Hitler. The determination of the larger group trumped the tentativeness of the smaller, and Churchill fulfilled his role as leader by disentangling himself from defeatism--one of his singular achievements at the end of May 1940.