Lexicon.
This comes from βFit the Twelfth,β the final episode of the radio version of The Hitch-Hikerβs Guide to the Galaxy. The lads have found the ruler of the universe, who is a solitary man in a shack, and who has a cat. While feeding the cat he says,
βI think fish is nice, but then l think that rain is wet, so who am I to judge?β
Iβm going to include some screen captures below, because Iβm too lazy to type out the whole thing. But itβs Douglas Adams at his most humorously philosophical, and also empirical.