Do we need heart to heart talks about why someone charges for a service or why people need money to support themselves? When I buy cereal at a grocery store I d

Do we need heart to heart talks about why someone charges for a service or why people need money to support themselves? When I buy cereal at a grocery store I don't need the clerk to huddle with me and explain how they arrived at the price or why there's need for a price at all. Just put a price on it and we'll pay it if it's worth the price.