I’m not quite sure what this is asking but if i had to guess , it would be because native americans traditionally used the sun as a way to tell time instead of the more commonly accepted way which is clocks
I think they needed to learn time because like us, they needed to know when they were going to a specific thing like for example their time to go fishing or something like that. They also needed to learn it because they didn't have a clock as we did. So, that is why it was important for the Native Americans to learn time.
He wants the next president to be honest and truthful and make sure to keep his promises that he makes and do everything for the people and only the people.