Once in the nineteenth century, a Russian revolutionary philosopher namely Vladimir Lenin quoted like this, "People always have been the foolish victims of deception and self-deception in politics, and they always will be, until they have learned to seek out the interests of some class or other behind all moral, religious, political and social phrases, declarations and promises."
http://t3.gstatic.com/images?q=tbn:ANd9GcTN5JD3-hnUg9AhVpkRLkPL9idlyty_fXv4ReXuSRejsWxfNyKoFNK6etl6 And this quotation is still relevant.