Note 58 — THE JOURNAL OF SPECULATIVE PHILOSOPHY. Vol. I. 1867. No. 4.
Reading edition
In the product, indifference of the first and second powers is arrived at (for example, by irritation itself an origin of mass [i. e. indifference of the first order] and even chemical products [i. e. indifference of the second order] are reached), but indifference of the third power can never be reached, because it is a contradictory idea. (Remark of the original.)