In ancient times, there were many rumors about the origin of life and the universe. One of them was that people  greatly evolved by changing over the centuries.
Evolution, in its simplest sense, means change over time.
The selection of the most suitable genetic characters is what ensures the adaptation and survival of the living thing to the conditions in nature.
Thus, successful individuals who adapt to the environment survive, while those who cannot adapt to the environment gets eliminated.
After all, monkeys have social problems like us and they want to have a place in society... So, in this struggle for place, "is the monkey still a monkey even if it wears a gold ring?" Or is this an illusionary reflection imposed on us?