But she needed to give herself the space for thought in order to really know, so to speak, what she was doing, and to attain a kind of cognitive consonance about her decision – to make not only a well-calculated choice, but one to which she could give her full assent. Once she had given full brief to her motives and reasons, her uncertainty and ambivalence were replaced by a bracing sense of clarity. She knew what she wanted to do.

