The Critique of Pure Reason, Book 1 summary
Book 1 of 79 · Part 2: Transcendental Logic · 1 min to read the book
In Book 1, the speaker defines the analytic of concepts as an investigation of understanding itself, seeking how a priori concepts are possible within it. This distinction sets the inquiry apart from ordinary conceptual analysis and identifies experience as an occasion for developing pure concepts, not as their birthplace.
What happens
- The speaker distinguishes the proposed inquiry from the ordinary analysis of concepts according to their content.
- The inquiry examines understanding itself to discover how a priori concepts are possible.
- The speaker identifies this investigation as the task of transcendental philosophy.
- Pure concepts originate in understanding, develop on occasions supplied by experience, and become free of attached empirical conditions.

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What to notice
The sentence marks the boundary between investigating the source of pure concepts and ordinary logical work on concepts.
Quick check
What role does experience play in the development of pure concepts?

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