Why not be oneself? That is the whole secret of a successful appearance. If one is a greyhound, why try to look like a Pekingese?
"Edith Sitwell, a Unicorn Among Lions". Book by Victoria Glendinning (p. 54), 1981; later quoted in "An Uncommon Scold" edited by Abby Adams (p. 74), November 1, 1989.