Cosmopolitans would be the idea of a global understanding and opening up of and to the many different viewpoints of all different types of people across the world. In a way he advocates for it is taking examples from the opposite of cosmopolitanism with Hitler and Stalin, isolated from and villainized outside views to the point it lead to extreme acts. How it lead to change is how outside views on a culture could lead to the culture taking in some of the views and adjusting, Chinese foot binding for example.


I was a bit confused about the hypothetical time traveling child but I got the point after a second read through.