How to Think Like Leonardo da Vinci

01Why Absolute Curiosity Changes Everything

We often treat curiosity as a charming, fleeting trait meant only for toddlers, quietly discarding it as we trudge into the serious, structured business of adulthood. Yet, the cornerstone of every single breakthrough in human history, and certainly the foundation of Leonardo da Vinci’s staggering genius, rests upon the simple act of asking profound questions. The first principle introduced in the book is known as Curiosita, which translates to an insatiably curious approach to life and an unrelenting quest for continuous learning. This is not about casually wondering what the weather will be like tomorrow; it is about cultivating a deep, burning desire to understand the mechanics of the world, the motivations of the people around you, and the hidden structures of reality itself. To truly grasp the magnitude of Leonardo’s curiosity, we only need to look at his surviving notebooks, which contain over seven thousand pages of sketches, musings, and inquiries. He did not just paint masterpieces; he constantly bombarded his own mind with questions that most adults would dismiss as silly or irrelevant. He would write down prompts to investigate why the sky is blue, how the tongue of a woodpecker functions, or what patterns govern the flow of water around an obstacle in a river. He observed the world with a ferocious, non-judgmental intensity, refusing to accept superficial explanations for anything. This level of engagement with the world requires a conscious effort, especially when society often rewards conformity and rote memorization over genuine, unbridled inquiry. In our contemporary lives, it is dangerously easy to let our sense of wonder atrophy under the crushing weight of daily responsibilities, endless notifications, and the illusion that all answers are simply a quick internet search away. We outsource our thinking to search engines and algorithms, slowly losing the mental agility that comes from wrestling with a difficult question. When was the last time you stopped to deeply ponder how a piece of everyday technology works, or why a certain historical event unfolded the way it did, without immediately reaching for your phone? Cultivating Curiosita means actively pushing back against this modern intellectual lethargy. It demands that we reclaim our right to wonder, to probe, and to be utterly fascinated by the mundane details of our existence. Michael J. Gelb offers a incredibly powerful, highly practical exercise to help reignite this dormant spark: the "One Hundred Questions" challenge. The premise is deceptively simple but profoundly challenging. You sit down with a blank journal and write out exactly one hundred questions that are important to you. They can be about your personal life, your career, science, philosophy, or the universe at large. The rules are straightforward: do not stop to answer them, do not judge them, and do not worry about spelling or grammar. Just let the questions flow continuously. What you will likely find is that the first twenty questions are relatively easy, often revolving around immediate, surface-level concerns like finances or daily logistics. The next thirty to forty questions become slightly more difficult as you exhaust your immediate anxieties. However, as you push past the halfway mark and approach the final twenty questions, something magical happens. You bypass your conscious filters and begin to tap into your deepest, most authentic curiosities. You might find yourself asking profound questions about your life's true purpose, the nature of consciousness, or unresolved emotional patterns you have carried for decades. Carrying a dedicated notebook is another fundamental habit Gelb recommends to foster Curiosita. This is not a digital notes app on your smartphone, but a physical, tactile journal that travels with you everywhere. Whenever a strange thought, an interesting observation, or a sudden question pops into your head during a meeting or a commute, write it down immediately. Over time, this simple practice trains your brain to value its own original thoughts. You begin to see yourself not merely as a passive consumer of information, but as an active investigator of life. Consider how this translates to a professional environment or a personal relationship. An employee who operates with Curiosita does not simply accept a failing project with frustration; they ask probing questions about the systemic breakdowns that led to the failure, turning a crisis into a profound learning opportunity. In a relationship, instead of reacting with instant anger to a partner's annoying habit, a curious person might softly inquire about the underlying emotions or past experiences driving that behavior. Curiosity replaces judgment with empathy and transforms stagnant situations into dynamic puzzles waiting to be solved. By consciously choosing to ask more questions every single day, you take the very first, most essential step toward thinking like a true Renaissance master.