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CH. XI] the bivalves. The Latin is, "nunc ut in summa dicamus, id quod movet ut instrumentum, ibi est collocandum ubi idem principii rationem finisve subit ut in cardine fit—hinc enim convexum et concavum est; quorum alterum finis, alterum principium est; quapropter alienum quiescit alterum movetur." The closing paragraph seems to confirm what has been assumed, that sentient imagination is analogous to "animal instinct."

Note 1, p. 182. The sentient imagination belongs, &c.] Instinct is the fixed but unerring guide of the lower animals; the voluntary imagination, on the other hand, the faculty, that is, which can, at will, be called up and supply images for selection and combination by the judgment, can belong only to beings endowed with reason—that is, to man. The faculties associated with this imagination, enable the individual, by idealising a measure, to select what may be, relatively, larger and better, and out of several impressions or sensations, to form general notions. It is unnecessary to follow the argument which explains why these creatures, so low in the scale, cannot form opinions.

Note 2, p. 182. But appetite has no deliberative will, &c.] The meaning of this passage is, seemingly, too