ABSTRACT
… then don't say anything at all. Many readers could quickly complete the phrase that serves as the title of this chapter without assistance. This expression is a fundamental notion that parents frequently impart to their children, used to encode at least the possibility that children will be kind and respectful in their dealings with others. And although this phrase calls for a standard of behavior that may be difficult to maintain consistently, its underlying theme is one that most people continue to support, to one degree or another, throughout their lives.
