Spock insisted that Kirk must emotionally provoke and compromise his younger self, Acting Captain Spock, to invoke a Violation of Regulation 619.She rushes o apologize and to explain her mistake.David tries to explain the unexplainable about Susan to the Lehmans: "And my dear sir, it never will be clear as long as she""s explaining it.Son? If you just come to realize it, what she needs is a firm hand." When fickle-minded Julie insists on remaining in her upstairs room rather than coming down to greet Preston in he parlor, he marches up to her boudoir door wielding a walking stick.The conceptual framework of the individual pieces embraces such areas as prehistoric imes, the four seasons, nature, hell/heaven, the themes of light vs.