“(J)ust because your version of normal isn't the same as someone else's version doesn't mean that there's anything wrong with you.”
Source: The Terrible Thing That Happened to Barnaby Brocket
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John Boyne 24
Irish novelist, author of children's and youth fiction 1971Related quotes

“Any of us can be a better version of himself, but none of us can be someone else.”
Source: Far from the Tree, Ch. 12 Father, p. 687.
Context: A wise psychiatrist once said to me, "People want to get better, but they don't want to change." But I would propose that it is only by allowing people born with horizontal identities not to change that one allows them to get better. Any of us can be a better version of himself, but none of us can be someone else.

“Always be a first-rate version of yourself, instead of a second-rate version of somebody else.”
As quoted in Business Etiquette for the Nineties : Your Ticket to Career Success (1992) by Lou Kennedy, p. 8
Variant: Always be a first rate version of yourself and not a second rate version of someone else.

"[G]racefully handl[ing] audience demands for 'Somewhere Over the Rainbow,'" as quoted in "Coy Minnelli wows spirited audience; UM announces MCA construction" https://news.google.com/newspapers?id=LQY1AAAAIBAJ&sjid=QE8KAAAAIBAJ&pg=3215%2C676019 by Alicia Amstead, in The Bangor Daily News (September 18, 2006), p. A10

Beyond the Last Thought: Freud's cigars and the long way round to Nirvana (p. 84)
The Silence of Animals: On Progress and Other Modern Myths (2013)