Ntawm JALE, peb cog lus tias yuav siv cov thev naus laus zis tshiab tshaj plaws hauv kev tsim peb cov pas nrig txuas, kom ntseeg tau tias muaj kev sib raug zoo nrog cov khoom siv tsheb qub. Qhov kev cog lus no ua kom peb cov khoom ua tau raws li cov qauv zoo tshaj plaws thiab kev ua tau zoo.
