When, in the course of human development, existing institutions prove inadequate to the needs of man, when they serve merely to enthralled, rob, and oppress mankind, the people have the eternal right to rebel against, and overthrow, these institutions. The mere fact that these forces--inimical to life, liberty, and the pursuit of happiness--are legalized by statute laws, sanctified by divine rights, and enforced by political power, in no way justifies their continued existence. We hold these truths to be self-evident: that all human beings, irrespective of race, color, or sex, are born with the equal right to share at the table of life; that to secure this right, there must be established among men economic, social, and political freedom; w... (From : University of Berkeley.)