 In the book "The Theory and Practice of Oligarchical Collectivism", read by Winston Smith and purportedly written by Goldstein, Big Brother is referred to as infallible and all-powerful.No one has ever seen him and there is a reasonable certainty that he will never die.He is simply "the guise in which the Party chooses to exhibit itself to the world" since the emotions of love, fear and reverence are more easily focused on an individual (if only a face on the hoardings and a voice on the telescreens) than an organisation.