What should be done to stop brain drain from nepal?

Provide better job opportunities irrespective of caste, creed, race or nationality

Promote people on merit alone

Provide attractive salaries to highly qualification people on the basis of their qualifications and experience

Improve the quality of our universities

Provide adequate research facilities,

etc(hope this answer helps you)

think its caste system

explanation:

it depends on which society you are referring to. many civilization performed rituals so the gods would with their growing season but the most well known is that of the aztecs. they would make sacrifices, usually animals, but sometimes humans as well.