Can you summarize the reasoning given by john winthrop for why humankind is separated into economic and political classes

According to John Winthrop, humankind is separated into economic and political classes because of diversity between people which allows for variety in how they might honor God. The rich can show kindness toward the poor and the poor can reciprocate by being obedient. Shared needs among individuals with various qualities is crucial to the functioning of society

i believe the answer is:   psychological  experiment

in this experiment, wilhelm wundt became the first person that implement scientific method in analyzing the pyschological phenomenon.

due to this result, wilhelm wundt also able to make psychology to be acknowledged as a separate scientific field from biology.

in about winter like late november to january