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Transcendental Philosophy
Meditations and Other Metaphysical Writings (Penguin Classics)Meditations and Other Metaphysical Writings (Penguin Classics) by Rene Descartes
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The father of modern philosophy. Philosophy begins in doubt. Descartes shows from a first-person perspective how we doubt belief in an external world. 'I think therefore I am' is all I can be sure of.
Critique of Pure ReasonCritique of Pure Reason by Immanuel Kant
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The classic work of transcendental philosophy. Logical demonstration that we live in the phenomenal world, whilst noumenon (things-in-themselves) remains beyond reason.
Kant: A Very Short Introduction (Very Short Introductions)Kant: A Very Short Introduction (Very Short Introductions) by Roger Scruton
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Introduces Kant's complex ideas in a concise format. Excellent overview of Kant's central method of transcendental deduction.
The View from NowhereThe View from Nowhere by Thomas Nagel
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Modern analysis of subjectivity and objectivity. Neither viewpoint are reducible to the other. Both have a necessary place for us to live and understand the world.
Tao Te ChingTao Te Ching by Lao zi
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Ancient Chinese work describing the Tao: the hidden source of the phenomenal world. Provides guidance for living naturally with Tao. Red Pine's translation also includes useful commentary.
Tao: The Watercourse Way (Arkana)Tao: The Watercourse Way (Arkana) by Alan Watts
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Very clear commentary on the meaning of Tao and Taoist practice.
The World as Will and Representation - Volume 1: v. 1The World as Will and Representation - Volume 1: v. 1 by Arthur Schopenhauer
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Schopenhauer took Kant's method, simplified it and saw the connection with Eastern philosophy. I am not totally convinced by his argumentation, eg his criticisms of Kant, but this book is insightful.
A Treatise Concerning the Principles of Human Knowledge (Oxford Philosophical Texts)A Treatise Concerning the Principles of Human Knowledge (Oxford Philosophical Texts) by George Berkeley
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Berkeley's classic work refuting materialism. Even today it's difficult to argue against Berkeley's position. Dancy's commentary in this version are very useful.
The Logic of Scientific Discovery (Routledge Classics)The Logic of Scientific Discovery (Routledge Classics) by Karl Popper
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I add this because of its logical criticism of induction. If a valid model of the world is to be constructed from a transcendental foundation, some form of induction is needed, however.
Tractatus Logico-Philosophicus (Routledge Classics)Tractatus Logico-Philosophicus (Routledge Classics) by Ludwig Wittgenstein
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Wittgenstein followed Kant and Schopenhauer exploring the limits of knowledge. "What can be said at all can be said clearly; and what we cannot talk about we must pass over in silence."
Cartesian Meditations: An Introduction to PhenomenologyCartesian Meditations: An Introduction to Phenomenology by Edmund Husserl
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Husserl's classic introduction to transcendental phenomenology, based on the Cartesian method.
Maitreya's Distinguishing Phenomena and Pure BeingMaitreya's Distinguishing Phenomena and Pure Being by Jim Scott
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A curious work of transcendental metaphysics from the northern buddhist perspective. It provides many valuable insights.