Definition.com
Perspectivism is an approach to knowledge grounded in the assumption that there is no such thing as truth, no such thing as the unified subject, and that there are no facts, only interpretations.
Definition.com
Perspectivism is the notion that though humans tend to see humans as humans, animals as animals and spirits (if they see them) as spirits... animals and spirits too see themselves as spirits and animals as well as as humans.
Definition.com
Perspectivism is necessary to human life. There would be no life at all if not on the basis of perspective evaluations and appearances.