All the Captain & Shute moments that aren't totally silly qualify also. Especially the bit during the last episode where Shute and Captain are watching the sunset. Talking about how much they've changed.
Once when Bakunetsumaru was lost he had a brief run in with Tallgeese. He showed him kindness and told him that helping people is what being a warrior is all about. This would prove to save all of there lives later on.