Leonardo’s Notebooks

The Road of Learning does not come to an end.

This text is about curious young minds.

Understanding The World of Young Adults

The Developmental Moment: Between Specialization and Wholeness

Students at 17-18 stand at a critical threshold where educational systems increasingly demand specialization – choose your major, select your track, commit to a career path. Leonardo represents the countervailing force: the conviction that deep understanding requires integration across domains. His notebooks demonstrate that anatomical study enhances artistic representation, that understanding water flow informs both engineering and painting techniques, that observing bird flight connects mechanics with aesthetics. For students being pressured toward premature narrowing, Leonardo models what German educational philosophy calls Bildung – the formation of a whole person through diverse, interconnected knowledge rather than mere vocational training.

The Question Method: Curiosity as Intellectual Practice

Leonardo’s notebooks reveal a mind that never stopped asking “why” and “how.” His relentless questioning – Why is the sky blue? How does the heart pump blood? What makes an old person’s face different from a young one? – mirrors the natural intellectual restlessness of adolescence before it gets socialized out by examination systems. He shows students that the questions themselves have value, that sustained curiosity is a legitimate intellectual method, not a distraction from “real work.” In an era of algorithmic answers and AI-generated responses, Leonardo’s process-oriented investigation reminds students that the journey of inquiry often matters more than arriving at final answers.

The Integration of Hand and Mind: Making as Thinking

For a generation told that “serious” intellectual work happens on screens and in abstractions, Leonardo demonstrates that thinking occurs through doing. His engineering designs weren’t separate from his philosophical reflections; his anatomical drawings weren’t illustrations of concepts but the very means of understanding. This has profound relevance for students experiencing the artificial separation between “academic” subjects and “practical” skills, between STEM and humanities, between theory and application. Leonardo practiced what we might call embodied cognition centuries before the concept existed – his hands taught his mind, and his mind directed his hands in an iterative loop of discovery.

The Permission to Be Unfinished: Process Over Product

Leonardo left more projects unfinished than completed, filled thousands of notebook pages with investigations that went nowhere, pursued questions without resolution. For students paralyzed by perfectionism and the constant pressure to produce demonstrable outcomes for portfolios and applications, this is liberating. He shows that intellectual development isn’t linear, that following tangents isn’t wasted time, that not everything must culminate in a polished product. His notebooks model what Germans call Streben – the perpetual striving and becoming that matters more than arrival. In our age of performance metrics and measurable outcomes, Leonardo reminds students that significant thinking often looks messy and incomplete.

The Autodidact as Model: Self-Directed Formation

Leonardo had no university education, knew no Latin initially, came from artisan rather than scholarly tradition. Yet he became perhaps history’s most remarkable polymath through disciplined self-education driven by genuine curiosity rather than institutional requirements. For students increasingly skeptical of traditional educational structures yet uncertain how to direct their own learning, Leonardo provides a powerful model. He shows that intellectual authority comes not from credentials but from sustained, rigorous engagement with questions that genuinely matter to you. This has particular resonance in an era where information access is democratized but genuine understanding remains elusive.

The Observer in Nature: Empiricism as Humility

Leonardo insisted on observation over received authority. When Aristotle’s texts contradicted what he saw in dissected bodies or flowing water, he trusted his eyes. This empirical stance – look, measure, test, revise – represents intellectual humility combined with self-confidence: humble before nature’s complexity, confident in one’s own capacity to understand through careful attention. For students navigating a world of competing truth claims, ideological certainties, and algorithmic manipulation, Leonardo’s empiricism offers a method: don’t accept what you’re told, but look carefully at the world itself.

The Integration of Art and Science: Beyond False Binaries

Leonardo refused the division between artistic and scientific ways of knowing. His anatomical investigations served his art; his artistic sensibility informed his engineering. He understood light as both aesthetic phenomenon and optical physics, water as both visual subject and mechanical system. This integration speaks directly to students being forced into artificial choices between “creative” and “analytical” paths, between humanities and sciences. Leonardo demonstrates that these are complementary rather than competing modes of engaging the world, that the fullest understanding requires both precise measurement and imaginative synthesis.

The Relevance to Their Digital World: Attention in an Age of Distraction

Perhaps Leonardo’s most radical gift to contemporary students is his model of sustained, deep attention. His investigations of a single subject – the movement of water, the structure of the shoulder, the mechanics of flight – continued over years, even decades. In notebooks, we see him returning repeatedly to the same questions, refining observations, building incrementally toward understanding. This stands in stark opposition to the fractured, distracted, dopamine-driven engagement that characterizes so much of adolescent (and adult) digital life. Leonardo shows that significant understanding requires time, patience, and the willingness to sit with complexity rather than jumping to conclusions.

The Bridge to Their Future: Interdisciplinary Thinking in Complex Systems

The problems confronting today’s 17-18 year olds – climate change, artificial intelligence, social fragmentation, economic inequality – are irreducibly complex, requiring integration across domains. Leonardo’s approach to knowledge, refusing disciplinary boundaries and seeking patterns across phenomena, provides a template for the kind of thinking these challenges demand. His notebooks demonstrate how someone trained to see connections across seemingly disparate fields develops the intellectual flexibility necessary for addressing genuinely novel problems.


This framework positions Leonardo not as a historical curiosity or genius to admire from afar, but as a practical model for how students at this particular developmental moment might approach their own formation. He shows them that becoming an educated person means something richer than accumulating credentials or mastering discrete skills – it means developing integrated understanding through sustained curiosity, empirical engagement, and the courage to follow questions wherever they lead.

Why is the Mother of all questions plus Cui Bono?