 No sooner did he begin lecturing on the first Critique than Reinhold began to have serious doubts about the completeness of Kant’s philosophy, the soundness of its theoretical foundations, and the adequacy of Kant’s own arguments and deductions. With remarkable alacrity and considerable ingenuity, he took it upon himself to remedy these perceived defects in Kant’s own presentation and to construct his own, allegedly more systematic, well-grounded, and “universally acceptable” version of the new Critical philosophy.