Answer: When he and his surviving men escape Polyphemus, Odysseus taunts the Cyclops, telling him his real name (he used a fake one before). Polyphemus (the cyclops) cries out to his father, Poseidon, who exacts revenge on Odysseus by keeping him lost at sea for many more years before finally allowing him to make it back to Ithaca and his son and wife.
If you "capture a moment in time" you have successfully created something that expresses what you and your fellow humans were passionate about or interested in during that time.
Charles was stuck on Camazotz and the only person who could save him was Meg. Meg went back to Camazotz alone to save her brother from IT. She used her love for her brother to rescue him from IT's hold.