This is an excerpt from a 19th-century Masonic philosophical treatise — likely a lecture or book chapter — squarely within the tradition of esoteric fraternal scholarship. Its central argument is that symbolism is not merely decorative to Freemasonry but constitutive of it: the institution would cease to exist without it, making Freemasonry essentially "a science of morality developed and inculcated by the ancient method of symbolism." The author situates this claim within a broad history of human thought, arguing that symbolism is the oldest and most universal mode of instruction, employed by ancient Chaldean, Egyptian, Jewish, and Greek traditions alike, and that it persists in diminished form only in the Roman Catholic Church among modern institutions. A distinctive thread runs through the piece connecting cosmic and mundane scales of symbolism — from ancient theological systems down to the child learning the alphabet — to argue that symbolic thinking is cognitively primary, not primitive. The author also proposes a gradient of symbolic density across religions, with older faiths being more symbolic and newer ones (Protestant Christianity, Islam) being less so, positioning Freemasonry as a living custodian of this ancient cognitive and spiritual inheritance. Readers interested in the intellectual self-justification of 19th-century Freemasonry, the philosophy of religious symbolism, or the history of esoteric thought will find this substantive; those seeking historical or anthropological rigor will find it more apologetic than analytical.