Traditional health practices pose the challenge of finding a way to combine cultural diversity and respect for individual cultures with medical obligations and universally accepted ethical principles such as consent, equality or dignity.

UNESCO: Social and Human Sciences

This puts political and ethical limits on how far the drive for economic equality ought to go. (Strictly practical limits, as well, since too noble a determination to take from the rich to give to the poor will end up impoverishing everyone.) It also means that perfect economic equality should never be embraced, even implicitly, as an ideal.

ECONOMIST: Poverty and inequality

Since its inception, UNESCO advocates the principles of equality and justice, it serves as the appropriate framework for nations to lay the ethical limits to scientific and technical progress.

UNESCO: All Events | United Nations Educational, Scientific and Cultural Organization