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 NagarjunaA highly learned man has two sources of happiness: either he abandons all earthly interests, or else he possesses much which could be abandoned.
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 NagarjunaThings derive their being and nature by mutual dependence and are nothing in themselves.
Akkineni Nagarjuna