
“A perfectly normal person is rare in our civilization.”
This has been attributed to Feather in some 21st century publications, but the earliest source yet located is as an anonymous proverb posted in The Poultry Item, Vol. 28 (1925) http://books.google.com/books?id=g71JAAAAYAAJ&q=%22+happiness+and+intelligence+are+so+rarely+found+in+the+same+person%22&dq=%22+happiness+and+intelligence+are+so+rarely+found+in+the+same+person%22&hl=en&sa=X&ei=gYhOU4f6FOW_0AHNpIHQCA&ved=0CFkQ6AEwCA
Disputed
“A perfectly normal person is rare in our civilization.”
Source: A Woman's Thoughts About Women (1858), Ch. 10
“My children are so rarely happy. I… I would like to see you be an exception.”
Source: The Blood of Olympus
Source: Looking Backward, 2000-1887 http://www.gutenberg.org/ebooks/25439 (1888), Ch. 21.