"Metaphysics" is a philosophical work that delves into the fundamental nature of reality, including the relationship between matter and substance, potentiality and actuality, form and matter, existence and essence, and the underlying principles of being. It also explores the concept of 'first philosophy' or 'wisdom', and the existence of God as an unmoved mover. The book is a profound exploration of ontology, causality, and the abstract concepts of being and knowing.

"On Being and Essence" is a philosophical treatise that delves into the complex concepts of essence and existence, primarily focusing on the distinctions and relations between the two within the context of Scholastic metaphysics. The work systematically explores how substances are composed of essence and existence, how these components relate to each other, and how they contribute to an entity's being. The treatise also examines the attributes of different beings, particularly distinguishing between material and immaterial substances, and discusses the implications of these distinctions for understanding the nature of reality and the existence of God. Through rigorous analysis, the text seeks to provide a foundational understanding of metaphysical structures, which underpin the scholastic theological and philosophical tradition.

This philosophical work delves into the complex realm of phenomenology, exploring the intricate relationship between consciousness and the objects of its awareness. The author systematically unpacks the concept of intentionality, the idea that consciousness is always consciousness of something, and introduces the method of phenomenological reduction as a means to study the essential structures of consciousness. Through a rigorous examination of the acts of consciousness, including perception, imagination, and judgment, the text seeks to lay bare the foundational elements of human experience, arguing for a direct investigation into the phenomena as they present themselves to consciousness, free from presuppositions. This exploration aims to establish a solid groundwork for understanding the nature of reality as it is experienced, emphasizing the importance of subjective experience in the constitution of the world.

This philosophical work delves into the intricate structures of thought and reality, exploring the foundational principles that govern logic and reason. It systematically examines the development of concepts, judgments, and syllogisms, presenting a comprehensive framework for understanding the dialectical process. Through a meticulous analysis of being, essence, and concept, the text seeks to unravel the dynamic interplay between thought and existence, offering profound insights into the nature of reality and the progression of human understanding.