Butterfly

Butterfly (1999)
“La lengua de las mariposas” (original title)
Director: José Luis Cuerda
Writers: Rafael Azcona, José Luis Cuerda, Manuel Rivas
Stars: Manuel Lozano, Fernando Fernán Gómez, Uxía Blanco

More info: http://www.imdb.com/title/tt0188030/

When you watch the movie, you realize how easy to change the perspective of people’s thinking. Especially the ending makes you think very deeply about humanity.