"Not often, no, but from time to time. My work with the World Bank requires understanding the people we're trying to help." It's as true a statement as she can make while keeping her cover intact. Substitute 'the Agency' for 'the World Bank' and 'monitor' for 'help' and it's accurate, if not complete. Her voice is warm and well-modulated, inviting him to feel as though she's sharing with him specifically, rather than stating simple facts. An old seduction technique, even though she's not precisely trying to work him. "I find it helps to participate in their lives when I'm invited."

Joan has long since stopped hating the lies. They're necessary and she makes every effort, in her social life, to stick to things that would be true if circumstances are as she represents them.