2669. If any motive muscular fiber, out of thousands [belonging] to one action, could feel and think, each one might suppose that it alone effected the common action [actinem in communi]; thus might all amongst thousands or myriads [suppose]. It is similar with spirits; although thousands or myriads concur to [in] one idea, and [one] word of speech, yet nevertheless each supposes that it is he alone, who does [it]. This was said to spirits who cannot but confirm that the matter is so, although everyone supposes himself to be the only one [who acts] when it is not plainly shown to them, as was sometimes done. This is confirmed by spirits [confirmatio spirituum].