Most money conversations aren’t romantic, but if you are in the mood with your Valentine this weekend, try this question: “What would you have done if you/we had won the $564 million lottery this week?” It may not go far in terms of achieving your amorous intentions for the evening, but the ensuing talk will allow you to talk about hopes, dreams and your future together. The Powerball jackpot in Wednesday’s drawing was shared by three winners, and most people will never come close to having even a significant share of a windfall that large.