Detailed presentation of American philosopher's pragmatic concept of epistemology, isolation of realms of existents and subsistents. Chapters include "There is No First Principle of Criticism," Dogma and Doubt," "Wayward Scepticism," "Doubts About Self-Consciousness," "Doubts About Change," "Ultimate Scepticism," "Nothing Given Exists," "Some Authorities for This Conclusion," and "The Discovery of Essence."
