# Quote — David Marr, Vision

> [If] we can experimentally isolate a process and show that it can still work well, then it cannot require complex interaction with other parts of vision and can therefore be understood relatively well on its own.

- Author: [David Marr](https://www.leafyquotes.com/david-marr.md)
- Book: [Vision](https://www.leafyquotes.com/david-marr/vision.md)
- Source: [Wikiquote](https://en.wikiquote.org/wiki/David_Marr#Vision,_1982) ([CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/))
- Quote page: https://www.leafyquotes.com/david-marr/vision/if-we-can

## More from this book

> The abstract properties of this mapping are defined precisely, and its appropriateness and adequacy for the task at hand are demonstrated.

[Quote page](https://www.leafyquotes.com/david-marr/vision/the-abstract-properties.md)

> Vision is the process of discovering from images what is present in the world, and where it is.

p. 3 — [Quote page](https://www.leafyquotes.com/david-marr/vision/vision-is-the.md)

> Vision is a process that produces from images of the external world a description that is useful to the viewer and not cluttered with irrelevant information.

p. 31 — [Quote page](https://www.leafyquotes.com/david-marr/vision/vision-is-a-process.md)