He added that `` the Na ` vi represent something that is our higher selves , or our aspirational selves , what we would like to think we are '' and that even though there are good humans within the film , the humans `` represent what we know to be the parts of ourselves that are trashing our world and maybe condemning ourselves to a grim future '' .
Cameron said : `` the Na ` vi represent ( ... ) our higher selves , or our aspirational selves ... '' and the humans represent `` the parts of ourselves that are trashing our world and maybe condemning ourselves to a grim future '' .