public void FinishQuest(Quest quest)
{
var owner = OwnerOf(quest);
Debug.Assert(owner);
Debug.Assert(quest.Status == QuestStatus.Completed, "Only call FinishQuest on quests that are definitely finished");
quest.OnFinish();
owner.AddMoney(quest.MoneyReward);
owner.Ship.GrantCrewXP(quest.XPReward);
DestroyQuest(quest);
}