In order to find out what the typical diet is for any group of people, we must also know something about how these people live, what is available to them, what is important in their culture.
By judging others less than ourselves, we cannot learn from them.
My reality is made in my head; I create roles for myself, I create a structure that requires certain activities and prohibits others. I live in time. I have an agenda.
Their existence had no reality until they lived it.
They were very selective in what they could use from our world.
Westerners are so used to thinking of training, learning, and teaching as verbal activities that we forget that much perhaps most - learning happens without verbal instruction.
Deep inside I always knew, but so much that I learned smothered that knowing.