intelligent opinion; esteemed opinion
Formal term used to respectfully refer to someone's opinion or argument, often in academic or polite contexts. Can also mean a lofty or excellent argument.
先生の高論を拝聴し、大変勉強になりました。
I had the honor of listening to your esteemed opinion, and I learned a great deal.
彼
His paper presents an intelligent argument, but it lacks practicality.
excellent opinion; insightful view
Compound of 高 (high, lofty) and 論 (argument, opinion). The exact historical derivation is uncertain, but the kanji combination naturally conveys an elevated or excellent argument.