Substance (n.) is a consequence of the concept of the subject, not the reverse: give up the soul and the precondition for substance in general disappears.
Substance (n.) has its root in language, not in beings outside us — even force was only projected into things.
Substance (n.) as the primary law of the knowing subject evolved from the purblind mole's eye of lower organisms that never see anything but the same thing.
Substance (n.) is indispensable to logic though nothing real corresponds to it; it could arise only because for a long time one failed to see the changes in things.
Substance (n.) on Anaxagoras' assertion can never let the like produce the unlike, and change can never be explained out of one existent, whether that substance is imagined rarefied or densified.