Earlier quoted context omitted.
What is different about the 9/11 attacks that legitimizes the use of torture, when you would not support it against soldiers or other criminals? Do keep in mind that 9/11 doesn't even register on the atrocity scale when compared to what's been done by "soldiers of a legitimate state." If you would endorse torture to prevent another 9/11, why wouldn't you also endorse torture to prevent, say, another Hiroshima?
You bring up Hiroshima as an example. I think that in many ways this becomes the old Moral Absolutism versus Moral Relativism problem. You can have a moral absolutist who says, "Harming another human is wrong, therefore we will not torture under any case." (A different absolutist might be more utilitarian in arguing for torture of one to save many, but you get the point- an absolutist has a position and a rigid inter…
I object to torture on moral grounds. I also object to it on practical grounds. It doesn't work.
Since both of those objections point in the same direction, the solution is completely clear.