At bottom, man mirrors himself in things; he considers everything beautiful that reflects his own image: the judgment "beautiful" is the vanity of his species.
(Friedrich Nietzsche (1844-1900), German philosopher, classical scholar, critic of culture. Friedrich Nietzsche, Sämtliche Werke: Kritische Studienausgabe, vol. 6, p. 123, eds. Giorgio Colli and Mazzino Montinari, Berlin, de Gruyter (1980). Twilight of the Idols, "Skirmishes of an Untimely Man," section 19 (prepared for publication 1888, published 1889).)
When Walser first put on his make-up, he looked in the mirror and did not recognise himself ... he experienced the freedom that lies behind the mask, within dissimulation.
(Angela Carter (1940-1992), British postmodern novelist. repr. Penguin. Nights at the Circus, part 2, ch. 1, Chatto & Windus (1984).
The hero contemplates his face shortly after applying clown makeup.)
The doctor should be opaque to his patients and, like a mirror, should show them nothing but what is shown to him.
(Sigmund Freud (1856-1939), Austrian psychiatrist. repr. in Complete Works, vol. 12, eds. James Strachey and Anna Freud (1958). Recommendations to Physicians Practising Psycho-Analysis, sct. G (1912).
On the ideal practice of psychoanalysis.)