Born in Poil-ri, Uigok-myeon,[1] Gwangju-gun, Joseon (now Poil-dong, Uiwang, South Korea), he passed through Gaepung-gun and spent his early childhood in Siheung-gun.
Lee Hee-seung, who lived as a saennim (scholar) in Namsangol, said in his essay, 'Clicker', "Winter is here, so there is no way there will be firewood.
The whole body straightens so that the legs and arms make a crackling sound, the limbs crouch down as they should, and the words that he says while grinding his teeth clenched hard as he struggles, "You bastard, you seem like such a disgusting cold, so you're like this now.
"[4] With his scholarly spirit, after the 5/16 military coup, he refused military rule when he was president of the Dong-A Ilbo, and under the Yushin constitution, he resolutely stood up against dictatorship as an advisor to the National Assembly for the Restoration of Democracy: "I was able to take pride in my life that I had walked the right path as others acknowledged.
"[4] He died on November 27, 1989, at the age of 94, and is buried in Seonyeong, Munbong-ri, Byeokje-myeon, Goyang-gun, Gyeonggi-do (now Munbong-dong, Ilsandong District, Goyang).
In In our language (《우리말본》; 1937) by Choi Hyeon-bae, the areas of grammar were Sorigal (音聲學), Ssigall (詞論), and (Writing) Wolgal (文章).
Ilseok left behind collections of essays Dumb cold heart (벙어리 냉가슴), Blind man's sleep talking (소경의 잠꼬대), Meddling in the words of an eating chu (먹추의 말참견), and the poetry collections Park Flower (박꽃) and Fragments of the Heart (심장의 파편).