The various ways in which different cultures, philosophers, and writers have divided the human lifespan into distinct stages or phases. From ancient Athens to Native American traditions, various representations of the human life cycle have been proposed, emphasizing the continuous development and changes individuals experience from birth to death. These divisions offer unique insights into the challenges and opportunities of each phase and serve as a guide to living a meaningful life.
  

Key Points: 

1. Different cultures and thinkers, from Solon in ancient Greece to William Shakespeare, have proposed various divisions of the human lifespan, emphasizing the significance and challenges of each stage.
2. The Medicine Wheel in Native American traditions represents life as passing through four quadrants, each paralleling a season and an ordinal direction.
3. Shakespeare’s “Seven Ages of Man” from “As You Like It” is a renowned depiction, categorizing life into seven stages ranging from infancy to old age.
4. The “Steps of Life” from the 15th century Western perspective divided life into decades, associating each 10-year span with a distinct animal symbolizing the characteristics of that age.
5. Despite the differences in divisions, all these perspectives underline the idea that human development is continuous, with each stage offering its unique challenges and opportunities.

Source: https://www.artofmanliness.com/character/knowledge-of-men/the-stages-of-a-mans-life/