In «There Is So Little Time Left», the zoo provides a setting that describes a nineteenth century idea of the relationship between the cultivated observer and the wild primitive. (vilmagold.com)
This again is a modern 20th century idea, which does violence against the meaning of the stories. (nakedpastor.com)
It was that 19th century idea... but with hard work, I got to be good. (art-quotes.com)