Guidance      We describe an attitude of not being so concerned about whether our exchanges with other people are fair or not. Old friends and lovers exchange openheartedly, free-spiritedly. Then there's the careful, measured exchange in a business deal. Then there's the resentful exchange a giver has with a demanding party. We say it doesn't matter, it's all good, who cares about attitude? "She's having a cranky day, that's all: Our relationship is storybook." And “Who cares if someone feels ch...