 What is the most salient part of the final scene the reflects on the initial conversation?
Yes, I'm sure you did," she said, finishing the ritual; but her voice broke, and she turned her head away. But I don't think I ever really believed it was possible—not until this morning when you said tonight was the take-off. It existed only because of the huge ship standing poised in the take-off zone five miles away in the desert. Its future as a town rested with the ship, and the town seemed to feel the uncertainty of its future, seemed ready to stop existing as a town and to give itself back to the desert, if such was its destiny. Phil turned the car off the highway onto the rutted dirt road that led across the sand to the field where the ship waited.
 Phil knowing he wouldn't be the same if he did not go on the mission
 Mary promising she would only stay with him if he did not go  Phil knowing he wouldn't be the same if he did not go on the mission  The fact that their love was stronger than Phil's independent goals  Phil decided not to go on the mission in the end