Thus, scientists have proved the fact that people belonging to the different cultures are able to correctly interpret and evaluate the expressions of human face, to determine such emotional states as joy, anger, sadness, fear, disgust, surprise. This applies in particular to those nations who have never been in contact with each other. You do not need to know the language of a person to understand his emotional state.
Yes, but the network usually words.
Can I send my face when I expressing emotions?

The face with the emotion depicted it will be a good teacher for artificial intelligence. The application uses artificial intelligence to sort the emotions.