Kev xav ntawm kev ywj pheej

Ib tug miv so - zaub mov rau kev xav tso tseg lossis tsis ua - Peb tau ntau dua thaum peb tso tau mus

Cia mus ntawm zaub mov rau kev xav lossis tsis

Cia mus, Txhais kev ywj pheej, kev xav

Ib qho khoom noj tseem ceeb rau kev xav tso tseg lossis tsis ua. Peb tau txais ntau ntau ntawm lub neej thaum peb tso tau mus. tso video; Video via TED