kshatriya & humanism

Brahmana(reactionary force) & sudra(antisocial force) will vanish in future humanist world.
By interchange,kshatriya(satva-rajas) will be vysya(tamo-rajas) & vysya(tamo-rajas) will be kshatriya(satva-rajas).
Then only kshatriya(satva-rajas) will stay in humanist world.