Everything you need to understand or teach The Aleph by Jorge Luis Borges.
In his 1969 study The Narrow Act: Borges's Art of Allusion, Ronald J. Christ offers an important piece of advice to anyone reading Borges for the first time: "The point of origin for most of Borges's fiction is neither character nor plot . . . but, instead, as in science fiction, a proposition, an idea, a metaphor, which, because of its ingenious or fantastic quality, is perhaps best call[ed] a conceit." "The Aleph" certainly fits this...