The Buddha taught some people the teachings of duality that help them avoid sin and acquire spiritual merit. To others he taught non-duality, that some find profoundly frightening.
Akkineni NagarjunaThings derive their being and nature by mutual dependence and are nothing in themselves.
Akkineni NagarjunaOne who kill, own life will be shortened; One who harms, will be injured even more
Akkineni NagarjunaThat which arises dependent on something is not in the least that thing, neither is it different from it. Therefore, it is neither permanent or nothing.
Akkineni Nagarjuna