All our knowledge has its origin in the senses.
Ogni nostra cognizione principia dai sentimenti.

Artists
Leonardo da Vinci
Born in 1452 in Vinci, Leonardo mastered painting, anatomy, and engineering. The Mona Lisa and Last Supper define Western art; six thousand notebook pages anticipate discoveries centuries ahead.
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Leonardo da Vinci's Other Quotes
Related Quotes
You must learn all things: both the steadfast heart of well-rounded Truth and the opinions of mortals, in which there is no true trust.
-- Parmenides
For thinking and Being are the same.
-- Parmenides
Art does not need us, but we need art.
-- Kazimir Malevich
Those who understand that things arise dependently know them to be empty.
-- Nagarjuna
Knowing is the beginning of action; action is the completion of knowing.
-- Wang Yangming
The world is my representation.
-- Arthur Schopenhauer