Qhov kev pub mis tsis raug noj kuj tseem muab nrog lub tshuab tsav tsheb. Tus tsav cov neeg yog qhov yooj yim kho cov ntawv nrawm dua, thiab ua kom muaj kev sib txawv ntawm cov ntaub ntawv sib txawv, thiab ua kom cov ntawv yas, thiab paub meej tias cov ntaub ntawv yas, thiab paub meej tias cov ntawv txheej txheem siv tau qhov tseeb qhov tseeb.
