langchain/experimental/generative_agents/memory.py/GenerativeAgentMemory/pause_to_reflect
class GenerativeAgentMemory:    def pause_to_reflect(self, now: Optional[datetime] = None) -> List[str]:
        """Reflect on recent observations and generate 'insights'."""
        if self.verbose:
            logger.info("Character is reflecting")
        new_insights = []
        topics = self._get_topics_of_reflection()
        for topic in topics:
            insights = self._get_insights_on_topic(topic, now=now)
            for insight in insights:
                self.add_memory(insight, now=now)
            new_insights.extend(insights)
        return new_insights