Thermology, indeed, is altogether an exception to the principle of decreasing generality, heat, as Mr Spencer truly says being as universal as gravitation.
"Auguste Comte and Positivism"
John-Stuart Mill
But the place of Thermology is marked out, within certain narrow limits, by the ends of the classification, though not by its principle.
"Auguste Comte and Positivism"
John-Stuart Mill
The ends of the classification require therefore that Thermology should precede Chemistry and Biology, but do not demand that it should be thrown farther back.
"Auguste Comte and Positivism"
John-Stuart Mill