Canada Month, June 1963. A later satirical version of this saying added to the end "Luckily, this is not difficult" (Paul Dickson, The Official Rules [1978]). See Eleanor Roosevelt 2
"Tori Amos On Her New Album, ‘Gold Dust,’ Drugs, Ghosts Writing Her Songs, Ageism And More". Interview with Noah Michelson, www.huffingtonpost.com. September 24, 2012.