In the text called Essays On Science and Society: Learning from the Chimpanzees: A Message Humans Can Understand by Jane Goodall, one interesting quote is: " Today, ethological thinking and methodology has softened, and it is generally recognized that the old parsimonious explanations of complex behavior were inappropriate".(Goodall, 2184-2185) The fascinating part of this quote is the change in scientific thinking regarding animal emotions and animal cognition. Jane Goodall demonstrates how ethological viewpoints have changed over time, accepting the study of animal mentation and emotions…