The look has the desired and reiterative prominence within these hemispheres of content. Although it is a very relevant organ for all living beings, it is very curious on most occasions that we tend to see each one differently.
We differ tremendously from animals, they communicate with each other practically with the eye and they understand each other.
The human being submits what he sees to the filter of his brain, this sieves the content and interprets it, hence the variety of criteria that arise when judging.