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
Vivien Leigh to play than drama because it required more precise timing and said that more emphasis should be placed upon comedy as part of an actor's training. Nearing the end of her career, which ranged from Noël Coward comedies to Shakespearean tragedies, she observed, "It's much easier to make people cry than to make them laugh." Her early performances brought her immediate success in Britain, but she remained largely unknown in other parts of the world until the release of "Gone with the Wind". In December 1939, film critic Frank Nugent wrote in "The New York Times", "Miss Leigh's Scarlett has