Introduction, Proclus, and Duns Scotus Eriugena. Also includes copies of two works by Schürmann, "''What Must I Do? at the End of Metaphysics: Ethical Norms and the Hypothesis of a Historical Closure" (in Phenomenology in a Pluralistic Context, edited by William I. McBride and Calvin 0. Schrag, 1983); and "On Constituting Oneself an Anarchistic Subject (in Praxis International , v.I/3, October 1986).