Let's learn about "힘들게 살진 말자"

열심히 사는 건 좋은데 너무 힘들게 살진 말자 : It's good to live diligently, but let's not live too hard

* 열심 : 

* 열심히 : hard; diligently; enthusiastically;  (formal) zealously

* 살다 : live

* 사는 : 살(the stem of 살다; ㄹ erased before 는) + -는(a suffix makes a verb present tense and attributive)

* 건 : s short form of 것은

* 것 : a thing

* 사는 것 : (a thing) to live

* -은 : a particle makes 사는 것 subjective after a word ends in a consonant

* 좋은 : good

* 좋다 : be good

* 좋지만 : 좋(the stem of 좋다) + -지만(..., but ~)

* 좋은데 : 좋(the stem of 좋다) + -은데(even though, ...)

* 너무 : too much

* 힘들다 : (1)  [=벅차다] laborious[arduous / strenuous / toilsome / troublesome / tough / painful] (2) [=어렵다] hard[difficult / hard going / tough sledding]

- 힘드는 일 : a heavy[hard / laborious / toilsome / painful] task / a tough job

- 힘들지 않는 일 : a light[an easy] task / a soft job

- 그 일은 무척 힘들었다 : It cost me a great deal of trouble. / I went to considerable trouble in doing it

- 힘든 문제 : a difficult problem

- 더워서 일하기가 힘들다 : be so hot that it is hard to work

- 몸을 굽히기가 힘들다 : have trouble in bending oneself

- 일자리를 구하기가 함들다 : have difficulty in finding a job

- 마침내 가장 힘드는 고비는 넘어섰다 : At last we have broken the back of the work

- 그 일을 하는 데는 별로 힘들지 않았다 : I had little difficulty[trouble] (in) doing the work

* 힘들게 : an adverb form of 힘들다 by '-게'

* 살진 : a short form of 살지는

* 살지는 : 살(the stem of 살다) + -지(a connection suffix makes a verb negative meaning before a verb means negative nuance) + -는(a suffix emphasize 살지)

* 말자 : 말(the stem of 말다) + -자(a non-honourific proositive verb ending suffix means "Let's ~" or "do ~"