Body Quote by Leonardo da Vinci
“To me it seems that those sciences are vain and full of error which are not born of experience, mother of all certainty, first-hand experience which in its origins, or means, or end has passed through one of the five senses.”
About This Quote
Source Notebook: Codex Leicester, circa 1500
Knowledge derived from direct sensory experience is the foundation of certainty, whereas abstract sciences may lack this grounding.
In simple terms: Experience is the basis of true knowledge.
Key Takeaway
Prioritize hands‑on learning.
Themes
epistemology
empiricism
science
certainty
Mood
inquisitive
analytical
Type
philosophical
educational
When to use this quote
- education
- research
- skill development
Key Concepts
sensory perception
experiential learning
Questions to Reflect On
- How can you test ideas through the senses?
- When does theory outweigh observation?
A Different Perspective
Pure theory can be detached from reality.
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![“I've used the Phoenix Centrifuge to replicate what the body's going to go through on the flight up. I've also done some gravity tests with ZERO-G [a charter-flight service in Arlington, Va., that uses modified Boeing 727s to simulate weightlessness], which went great.” quote by Richard Branson](https://sms4smile.com/quotes/img-quotes/aa1/richard-branson-256_adventure_i-ve-used-the-phoenix-centrifuge-to-repl_903.jpg)
