بنی‌آدم اعضای یکدیگرند / که در آفرینش ز یک گوهرند

“The human beings are members of a whole, since in their creation they are of one essence.”

All humankind shares one origin, so the suffering of one should concern all.

— Traditional Iran Wisdom, Iran

Source: Saadi, Golestan (Gulistan), 1258; public-domain classical Persian verse