The point is that these are two very different kinds of valuable advisers, but the distinction is often missed.
And while I do think in real life there is something of a dichotomy between “people whose final judgment I trust on questions like X,” and “people whose final judgment I don’t trust but who I still want to hear what they have to say,” I think a similar point could be made with more than two categories.
Perhaps you mean to divide the population into the following three categories: (1) people who can convince you without argument, (2) people who can convince you with argument, and (3) people who can’t convince you even with argument; and the thesis of the post is “Not everyone in (2) is in (1)”.
The point is that these are two very different kinds of valuable advisers, but the distinction is often missed.
And while I do think in real life there is something of a dichotomy between “people whose final judgment I trust on questions like X,” and “people whose final judgment I don’t trust but who I still want to hear what they have to say,” I think a similar point could be made with more than two categories.
Perhaps you mean to divide the population into the following three categories: (1) people who can convince you without argument, (2) people who can convince you with argument, and (3) people who can’t convince you even with argument; and the thesis of the post is “Not everyone in (2) is in (1)”.