This is the 5150th most frequent Korean word.
논리는
"논리는" means "logic is" or "logic" (topic marker attached).
'논리는' is used here to explain the role of logic generally.
논리는 인간 사고의 기본이다.
Logic is the foundation of human thought.
'논리는' is used to describe someone's manner of logical reasoning.
그의 논리는 너무 복잡해서 이해하기 어렵다.
His logic is so complex that it's hard to understand.
'논리는' is used in a conceptual sense contrasting logic and emotions.