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.
Less tax is better.
No saying that taxation as it currently exists it optimal, but any decent assessment of how to improve things requires a lot of nuance that is nearly never considered by most people.