All specific opinions are subsets of all opinions. Deprecating something is not a challenge if it is presented as subjective. It is the combination of deprecati

All specific opinions are subsets of all opinions. Deprecating something is not a challenge if it is presented as subjective. It is the combination of deprecation and statement as fact (e.g. "without a doubt") that is confrontational. And confrontational opinions are perfectly acceptable in the correct context. My claim is that a context where any disagreement breaks social conventions is the wrong context.