Remarks on Colour line that 'There is no such thing as phenomenology, though there are phenomenological problems.' He was content to regard Goethe's observations as a kind of logic or geometry. Wittgenstein took his examples from the Runge letter included in the "Farbenlehre", e.g. "White is the lightest colour", "There cannot be a transparent white", "There cannot be a reddish green", and so on. The logical status of these propositions in Wittgenstein's investigation, including their relation to physics, was discussed in Jonathan Westphal's "Colour: a Philosophical Introduction" (1991). Although "Remarks on Colour" is considered difficult on account of its fragmentation, his last work,
Colour Blind (film) is no longer conscious of Dan's skin colour. The film then switches to Dan's perspective, where John is shown in Golliwog make-up, blackface and frizzy wig, speaking in what the makers of the film refer to as "wigger" – a white person's appropriated use of black language and mannerisms. Dan sees white men as constantly parodying his race. The film was written by Amanda Baker, who has written and directed with a number of stand-up comedians including Reginald D Hunter. The producer, Paul Atherton, made the decision to have the white lead in (blackface make-up) to make the point in