I believe the answer is: Animism
Animism is the most common belief system for the <span>Indigenous peoples, which affect the overall outlook and perspective that their people have on life.
It is common for Animism followers to constantly communicate with such objects because they believe that it could affect the outcome of their life.</span>
Quite simple they were outnumbered by the Mexicans 1800 to 185 and they were outgunned.
The philosopher that believed that sense perceptions and observations re essential for knowledge is :
Socrates
By having own perceptions and observations , a person could create a better understanding about the knowledge and formed some sort of method for themselves
hope this helps