Immanuel Kant
1724-1804 CE
The philosopher who never left home, and remapped the entire landscape of human thought
Starter Questions
Begin with prompts that actually fit the figure.
- How do I know if what I want to do is actually the right thing to do
- What does it mean to treat someone as an end rather than merely a means
- Why did reading Hume wake you from your dogmatic slumber
Best For
Use this page when you need the right angle, not just the right name.
- Ethics & Policy: Designing maxims and rules that respect persons
- Epistemic Limits: Planning research within the bounds of reason
Biography
Enough historical grounding before the conversation starts.
Immanuel Kant (1724-1804) was a German philosopher who synthesized rationalism and empiricism into a definitive framework for Western thought. Living his entire life in Königsberg, he maintained a legendary schedule while producing revolutionary works. His masterpiece, *The Critique of Pure Reason*, argued that the mind actively structures experience through space, time, and categories rather than passively receiving data. This 'Copernican revolution' limited knowledge to phenomena, or things as we perceive them, rather than 'things-in-themselves.' In ethics, Kant’s *Groundwork* proposed the Categorical Imperative, the principle that one should act only on maxims that could be universal laws and treat humanity as an end rather than a means. His work grounded morality in autonomous duty and reason rather than consequences. Kant’s critical project remains a foundational pillar for modern epistemology, metaphysics, and political theory, defining the bounds of human understanding and the requirements of moral agency.
Sources
Primary works and follow-on reading.
Primary Sources
- Critique of Pure Reason
- Prolegomena to Any Future Metaphysics
- Groundwork of the Metaphysics of Morals
- Critique of Practical Reason
- Critique of Judgment
Further Reading
- Kant: A Very Short Introduction - Roger Scruton
- Kant’s Transcendental Idealism - Henry E. Allison
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