A map of everything here.
48 linked pages across 8 wings: reasoning, mathematics, health, engineering, music and the science that connects them. Every page links to its neighbours and lists the pages that link back to it, so you can follow an idea wherever it leads.
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14 pages
Liberal Arts & Reasoning
Liberal Arts and Reasoning is the part of the library about how to think well, read deeply and judge wisely.
- Liberal Arts and Reasoning: Start Here
- The Philosopher-Engineer: Study and Workshop Together
- The Weekly Loop: Read, Reconstruct, Make, Defend, Log
- How to Read a Great Book: Levels, Modes and the Completion Standard
- Principles Ledger and Question Arcs
- Peirce on the Fixation of Belief
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Interactive
Logic & Proof
Definitions, Euclid's postulates, thirteen propositions proved step by step, Plato's Divided Line and a Socratic cross-examination you can run on your own beliefs.
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14 pages
Mathematics, Systems & Languages
Mathematics, Systems and Languages is the wing for learning to think precisely and say it well.
- Mathematics: Start Here
- A Map of Mathematics: Twenty-Five Areas and What Depends on What
- Placement, Repair and Retention: Keeping Mathematics Alive
- Learning Mathematics: Procedures and the Six Abilities
- Proof and Precise Reasoning: From Arguments to Theorems
- Algebra: The Skills That Carry Everything
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Interactive
The Science of Sound
Where number becomes something you can hear: pure and tempered intervals, beats, the Pythagorean comma, the harmonic series and the physics of strings.
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Interactive
Music & Guitar
Guitar practised like an experiment: one string, then two, then the whole neck, a 30-minute daily ritual, and working instruments: tuner, metronome, drone, fretboard and monochord.
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11 pages
Health & Nutrition
The Health and Nutrition wing treats the body as the instrument every other study depends on.
- Health and Nutrition: Start Here
- Strength Training for Busy Lives: The Recovery-Based Cycle
- Daily Walking and Easy Cardio
- A Plant-Based Eating Framework You Can Repeat
- The Daily Dozen and Roles Over Ingredients
- Protein for Muscle on a Plant-Based Diet
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9 pages
Engineering & Career
Engineering and Career is the wing where the liberal arts meet working practice.
- Engineering and Career: Start Here
- Deliberate Practice: Choose Targets You Can Observe
- Evidence-Based Troubleshooting: Separating Explanations
- Stale Information and Dependable Reports
- Quantitative Reasoning with Stated Assumptions
- Working with AI Coding Agents: A Disciplined Loop
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Interactive
The Canon
Sixty-seven sentences worth knowing, from the Presocratics to the present, each cited to its source and graded for how reliable the attribution is.
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