"Perhaps you don't quite know the beginning of it all," said Gwendolen, slowly, as if she were overcoming her reluctance. "There was some one else he ought to have married. And I knew it, and I told her I would not hinder it. And I went away--that was when you first saw me. But then we became poor all at once, and I was very miserable, and I was tempted. I thought, 'I shall do as I like and make everything right.' I persuaded myself. And it was all different. It was all dreadful. Then came hatred and wicked thoughts. 
Gwendolen spoke as if overcoming reluctance. "There was some one else he ought to have married. And I knew it, and I told her I would not hinder it. And I went away - that was when you first saw me. But then we became poor, and I was tempted. I thought, 'I shall do as I like and make everything right.' I persuaded myself. And it was all different and dreadful. Then came hatred and wicked thoughts. 