1. a clear, deep understanding of a complicated problem or situation
2. the ability to understand people and situations in a very clear way

Examples

• Her insight into human behavior made her an excellent counselor.
• The book provides valuable insights into the causes of the war.
• He gained new insight into the problem after talking with experts.
• She showed remarkable insight for someone so young.
• The research offers fresh insights into how children learn.
• His lack of insight into his own behavior was troubling.
• The documentary gave me insight into life in rural communities.