Tsis siv neeg lub hnab ntim khoom raws li lub txheej txheem, cov cav ntoo tsis zoo no thiab lwm yam khoom siv, nrog rau kev sib txuas, thiab muaj kev ywj siab tswj kev ua haujlwm. Nws tuaj yeem muab cov ntaub ntawv ntim khoom thiab ntim khoom ntim raws li cov khoom ntim thiab cov txheej txheem, ntawm lub tshuab ntim kom tiav tag nrho cov txheej txheem ntawm ntim. Nyob rau hauv lub hnab ntim khoom tsis zoo, cov neeg ua haujlwm tsis tas yuav koom ncaj nraim rau lub lag luam, nws txoj hauj lwm tseem ceeb tshaj plaws yog kev saib xyuas, kev hloov kho thiab kev tswj kom ua tau haujlwm zoo ntawm cov khoom ntim cia.
Tsis pub nqa cov kab ntim khoom muaj ntau yam zoo, xws li kev txhim kho cov khoom ntim zoo, ua kom muaj zog, ua haujlwm zoo dua, txo cov hneev taw, txo nqi. Nws yog tshwj xeeb tshaj yog tsim rau tsawg dua ntau, siab ntim khoom ntim. Yog lub lag luam kev lag luam kev txhim kho.