... of the stone ought to be of Egyptian simplicity: a broadish parallelopipedon (or rather octaedron; the corners well chamfered off, to avoid breakages, will make it 8-faced, I think); in the substance of the stone there is one quality to be looked for, durability; and the letters ... — Letters of Edward FitzGerald - in two volumes, Vol. 1 • Edward FitzGerald