Phantasmagoria (poem) the 1911 collection. 1911 collection of 16 poems, illustrated by Arthur B. Frost. This collection matches the 1883 "Rhyme? and Reason?" in contents and sequence, except that it does not contain "The Hunting of the Snark" (and thus contains no illustrations by Holiday). A copy of the first edition is the source for Project Gutenberg Ebook #651. Phantasmagoria (poem) "Phantasmagoria" is a poem written by Lewis Carroll and first published in 1869 as the opening poem of a collection of verse by Carroll entitled "Phantasmagoria and Other Poems". The collection was also published under the name "Rhyme? And Reason?" It
What the Tortoise Said to Achilles What the Tortoise Said to Achilles "What the Tortoise Said to Achilles", written by Lewis Carroll in 1895 for the philosophical journal "Mind", is a brief allegorical dialogue on the foundations of logic. The title alludes to one of Zeno's paradoxes of motion, in which Achilles could never overtake the tortoise in a race. In Carroll's dialogue, the tortoise challenges Achilles to use the force of logic to make him accept the conclusion of a simple deductive argument. Ultimately, Achilles fails, because the clever tortoise leads him into an infinite regression. The discussion begins by considering the following logical argument: