Good and evil is an opinion, that's why there can't be an objective political truth.
Someone's terrorist is another one's freedom fighter.
BS. Moral relativism is garbage when you apply it to murdering defenseless people.
Garak has lived in a world for years where there's no such thing as the truth, there's only different stories you use to maneuver people. So he has adopted those stories as a method of expressing truth, regardless of their factual accuracy. He told Bashir three stories which are along the lines of what actually happened as his way of maneuvering his naive friend the arm's length away he wanted him at.