Wikipedia defines common sense as “knowledge, judgement, and taste which is more or less universal and which is held more or less without reflection or argument”
Try to avoid using this topic to express niche or unpopular opinions (they’re a dime a dozen) but instead consider provable intuitive facts.
The most vulnerable will be hit the hardest.
Is the goal to point out contradictions in the pairs you gave?
The goal is to show that nonsense espoused as common sense usually comes in pairs.
That way, the liar can hoodwink you into any direction he/she wants you to.