Before revision: But while Hartmann attempts to moderate Schopenhauer's pessimisim with Hegel's optimistic belief in historical progress, Bahnsen's philosophy excludes any evolution or progress in history due to seeing it as cyclical and with contradiction being a constant.
After revision: But while Hartmann attempts to moderate Schopenhauer's pessimism with Hegel's optimistic belief in historical progress, Bahnsen's philosophy excludes any evolution or progress in history due to seeing it as cyclical and with contradiction being a constant.