Samuel Butler, The Authoress of the Odyssey — Chapter 8…
“ It will be necessary that no argument adduced in support of any of these propositions should clash with those in support of any other, but all the four lines of argument must corroborate each other, so that they fit into one another as the pieces of a child's puzzle. It is inconceivable that anything but a true theory should comply with conditions so exacting. I will now proceed to show that Scheria is Trapani, and will return to the steps by which I arrived at this conclusion. ”
