This is the 309th most frequent Korean word.
것이란
"것이란" means "as for something" or "what something is."
In this sentence, '것이란' highlights the philosophical concept of life as a subject of reflection.
삶이란 것이란 참으로 복잡한 문제입니다.
Life, so-called 'geotiran', is truly a complex issue.
The term '것이란' is used to emphasize the subjective nature of happiness.
행복이란 것이란 작은 순간들에서 찾아집니다.
Happiness, defined as 'geotiran', is found in small moments.
Here, '것이란' introduces the notion of love as an abstract concept being discussed.