human
Go down into the slums of our great cities, or to the pestilential East, and there observe the survival of the fittest, undisturbed by human knowledge or human pity,
gpt
It proves that however bad general conditions may be, _some_ wretches will always survive; the 'fittest,' of course, to endure filth and misery. Selection goes on without ceasing; but if the conditions are bad, the surviving type will be miserable. Mere unaided natural selection obviously cannot be trusted to produce a fine race.