Nws feem ntau yog tsim los ntawm tus neeg sawv cev tiv thaiv kev ua phem, tiv thaiv mos txwv mos txwv thiab xa khoom. Cov khoom siv tiv thaiv kev kub ntxhov siv qhov tshwj xeeb ntawm cov tshuaj muaj zog kom ua kom tsis muaj zog sai lossis poob haujlwm thiab tiv thaiv cov khoom tiv thaiv kev kub ntxhov yam tsis ua rau puas tsuaj lossis tuag tas mus li.
Nws kuj tseem tuaj yeem kos cov khoom tiv thaiv kev kub ntxhov. Tom qab raug cim, nws kav ntev thiab tsis yooj yim rau tshem tawm. Cov tshuaj tiv thaiv kev sib tawm tsam feem ntau yog ua rau khaus, suav nrog cov kua muag uas ua rau lub qhov muag tsis zoo, txham cov neeg ua rau ua rau cov pa ua pa sab saud, thiab ua rau khaus khaus khaus uas ua rau lub qhov muag, ua pa sab hauv thiab tawv nqaij.
