Final answer:
The four major conflicts suggested by Daniel Levinson may relate to inner struggles, natural challenges, societal issues, and questions of destiny or religion, although not explicitly provided in the context.
Step-by-step explanation:
The four major conflicts that Daniel Levinson suggests all men need to come to terms with are not explicitly stated in the provided context, suggesting that the question may be derived from Levinson's theory on the stages of a man's life, which deals with different challenges and conflicts at different ages. However, based on general conflict types in human experience and literature which can be associated with personal development, one could extrapolate that these conflicts may include: conflict with self, such as inner struggles with beliefs, values, and goals; conflict with nature, including dealing with illness, aging, or natural disasters; conflict with society, revolving around issues like government, economics, or social classes; and conflict with greater powers, involving elements such as destiny or religion. These conflicts align with typical human life experiences and the existential questions individuals grapple with throughout their lives.