59. The greatest power dwells in correspondences (to be shown), because in them heaven and the world, or the spiritual and the natural, are together; and for this reason the Word has been written by pure correspondences, wherefore by it there is conjunction of man with heaven, and thus with the Lord. Thus, also, the Lord is in first and at the same time in last things. Therefore the sacraments have been instituted through correspondences, in which, therefore, there is Divine power.