The Critique of Pure Reason

How it opens

Human reason, in one sphere of its cognition, is called upon to consider questions, which it cannot decline, as they are presented by its own nature, but which it cannot answer, as they transcend every faculty of the mind.…

Details

• AuthorImmanuel Kant
• SourceProject Gutenberg #4280
• Length210,353 words · 14h 01m of reading
• Chapters65
• DictionaryIncluded
• CopyrightPublic domain in the United States
• Source checked2026-08-28

Contents

65 chapters

Recovered from the original source text, so you can open the book at any of them.

1. 01Introduction
2. 02SECTION I. OF SPACE
3. 03SECTION II. OF TIME
4. 04II. Of Transcendental Logic
5. 05Introductory § 3
6. 06Chapter II. Of the Deduction of the Pure Conception of the Understanding
7. 07Section II Transcendental Deduction of the pure Conceptions of the Understanding.
8. 08What Objective Unity of Self-consciousness is. § 14
9. 09Observation. § 17
10. 10BOOK II. Analytic of Principles
11. 11Chapter I. Of the Schematism at of the Pure Conceptions of the Understanding.
12. 12SECOND DIVISION—TRANSCENDENTAL LOGIC
13. 13Section III. System of Transcendental Ideas.
14. 14Section II. Antithetic of Pure Reason.
15. 15Section IX. Of the Empirical Use of the Regulative Principle of Reason with regard to the Cosmological Ideas.
16. 16Section I. Of the Ideal in General.
17. 17Section V. Of the Impossibility of a Cosmological Proof of the Existence of God.
18. 18Section VII. Critique of all Theology based upon Speculative Principles of Reason.
19. 19Chapter I. The Discipline of Pure Reason.
20. 20Section III. The Discipline of Pure Reason in Hypothesis.
21. 21Chapter IV. The History of Pure Reason.
22. 22FIRST PART. TRANSCENDENTAL ÆSTHETIC.
23. 23Second Part—TRANSCENDENTAL LOGIC
24. 24BOOK I. Analytic of Conceptions. § 2
25. 25Introductory § 3
26. 26Section III. Of the Pure Conceptions of the Understanding, or Categories § 6
27. 27TABLE OF THE CATEGORIES
28. 28What Objective Unity of Self-consciousness is § 14
29. 29Observation § 17
30. 30BOOK II. Analytic of Principles
31. 31Chapter I. Of the Schematism at of the Pure Conceptions of the Understanding
32. 32Section III. Systematic Representation of all Synthetical Principles of the Pure Understanding
33. 33PROOF
34. 34Chapter III Of the Ground of the Division of all Objects into Phenomena and Noumena
35. 35APPENDIX
36. 36I. Of Transcendental Illusory Appearance
37. 37Section I—Of Ideas in General
38. 38Section II. Of Transcendental Ideas
39. 39Section III. System of Transcendental Ideas
40. 40Chapter I. Of the Paralogisms of Pure Reason
41. 41GENERAL REMARK
42. 42Chapter II. The Antinomy of Pure Reason
43. 43Section I. System of Cosmological Ideas
44. 44Section II. Antithetic of Pure Reason
45. 45Section IV. Of the necessity imposed upon Pure Reason of presenting a Solution of its Transcendental Problems
46. 46Section V. Sceptical Exposition of the Cosmological Problems presented in the four Transcendental Ideas
47. 47Section VI. Transcendental Idealism as the Key to the Solution of Pure Cosmological Dialectic
48. 48Section VII. Critical Solution of the Cosmological Problem
49. 49Section VIII. Regulative Principle of Pure Reason in relation to the Cosmological Ideas
50. 50Section IX. Of the Empirical Use of the Regulative Principle of Reason with regard to the Cosmological Ideas
51. 51Section I. Of the Ideal in General
52. 52Section III. Of the Arguments employed by Speculative Reason in Proof of the Existence of a Supreme Being
53. 53Section IV. Of the Impossibility of an Ontological Proof of the Existence of God
54. 54Section V. Of the Impossibility of a Cosmological Proof of the Existence of God
55. 55Section VII. Critique of all Theology based upon Speculative Principles of Reason
56. 56II. Transcendental Doctrine of Method
57. 57Chapter I. The Discipline of Pure Reason
58. 58Section II. The Discipline of Pure Reason in Polemics
59. 59Section III. The Discipline of Pure Reason in Hypothesis
60. 60Chapter II. The Canon of Pure Reason
61. 61Section I. Of the Ultimate End of the Pure Use of Reason
62. 62Section II. Of the Ideal of the Summum Bonum as a Determining Ground of the Ultimate End of Pure Reason
63. 63Section III. Of Opinion, Knowledge, and Belief
64. 64Chapter III. The Architectonic of Pure Reason
65. 65Chapter IV. The History of Pure Reason

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