Just as food eaten without caring for it is turned into loathsome nourishment, so study without a taste for it spoils memory, by retaining nothing which it has taken in.
 Leonardo da Vinci, The Notebooks of Leonardo Da Vinci (1478 – 1519). copy citation

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Author Leonardo da Vinci
Source The Notebooks of Leonardo Da Vinci
Topic food memory
Date 1478 – 1519
Language English
Reference
Note Translated by Jean Paul Richter in 1888
Weblink http://www.gutenberg.org/cache/epub/5000/pg5000-images.html

Context

“As a day well spent procures a happy sleep, so a life well employed procures a happy death.
1174.
The water you touch in a river is the last of that which has passed, and the first of that which is coming. Thus it is with time present.
Life if well spent, is long.
1175.
Just as food eaten without caring for it is turned into loathsome nourishment, so study without a taste for it spoils memory, by retaining nothing which it has taken in. 1176.
Just as eating against one's will is injurious to health, so study without a liking for it spoils the memory, and it retains nothing it takes in.
1177.
On Mount Etna the words freeze in your mouth and you may make ice of them.
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