I think you misinterpret that: your stance is clearly having an opinion about that matter.
The author is worried if you just shrug and cannot give any opinion or reasoning (which can be "this is unimportant vs the grand scheme so I dont care much about that here, but xyz more") and I would agree there.
The author is worried if you just shrug and cannot give any opinion or reasoning (which can be "this is unimportant vs the grand scheme so I dont care much about that here, but xyz more") and I would agree there.