<!doctype html public «-//w3c//dtd html 4.0 transitional//en»> http-equiv=content-type> The logical question is a central theme of 19th century philosophy. The marginal reception accorded to Hegel’s subjective logic stands in stark contrast to its claim of revitalizing the “fossilized material” of classical logic. This study contextualizes subjective logic in terms of debates about reforming logic and reveals the ongoing importance of its arguments for a debate that remains current to this day.