The study of human history expands one's knowledge of human events from far into ancient times to modern day history. Through the process of studying and analyzing the results of various events, types of governments and philosophies, errors and successes can be avoided and with successes, emulated. The emulation is made to fit the current times and issues of the day. For example, the study of slavery will bring attention to the fact that it dehumanizes both slaves and slave owners. In the case of studying Marxism, modern day thinkers, politicians and ordinary people can see Marx's failures, its deadly failures and be wise enough to avoid using Marx as a model for success when its a model of disaster.
Studying the history of medicine is inspiring and humbling. It's a reminder that what counts as "common knowledge" is always changing (e.g. digoxin, H.pylori).
an expanded knowledge of the world around us
That branch of knowledge is history. It involves studying past events, people, and societies to understand how they have shaped the present and influenced the course of human civilization.
Use your knowledge.
Hypatia
Anything that is expanded should, by definition, be more complex and detailed.
There is no history of Palestrina as a composer until a book of masses were published in 1554. It is regarded that by then, he had expanded his knowledge of the motet and mass.
Knowledge is power!
The evolution of humans with tails has provided insights into the development of the human body. Studying these cases has helped scientists understand the genetic and anatomical factors that contribute to tail formation in humans. This research has expanded our knowledge of human anatomy and development, shedding light on the evolutionary history of our species.
To understand and learn knowledge.
Studying the moon can provide valuable insights into the history of our solar system and Earth's evolution. It can help us understand planetary formation, impact cratering, and lunar geology. Additionally, studying the moon can aid in future space exploration and potentially lead to advancements in technology and scientific knowledge.
Humanists looked for knowledge in classical texts from ancient Greece and Rome, emphasizing the importance of reason, logic, and critical thinking. They also valued studying literature, history, art, and philosophy as sources of wisdom and inspiration.