Vivien Leigh friendship developed after he congratulated her on her performance. Olivier and Leigh began an affair while acting as lovers in "Fire Over England" (1937), but Olivier was still married to actress Jill Esmond. During this period, Leigh read the Margaret Mitchell novel "Gone with the Wind" and instructed her American agent to recommend her to David O. Selznick, who was planning a film version. She remarked to a journalist, "I've cast myself as Scarlett O'Hara", and "The Observer" film critic C. A. Lejeune recalled a conversation of the same period in which Leigh "stunned us all" with the assertion that
Gone with the Wind (film) "the characters alone do not suffice". Despite many excellent scenes, he considered the drama to be unconvincing and that the "psychological development" had been neglected. Much of the praise was reserved for the casting, with Vivien Leigh in particular being singled out for her performance as Scarlett. Nugent described her as the "pivot of the picture" and believed her to be "so perfectly designed for the part by art and nature that any other actress in the role would be inconceivable". Similarly, Hoellering found her "perfect" in "appearance and movements"; he felt her acting best when she was allowed to