Discernment is knowing what I want and need.
Discernment is knowing what is good or bad for my Self.
Judgement is deciding what is right or wrong for others.
Self-judgement is deciding what is right or wrong action for our self based on the standards of others.
What is good for me is what I want and need irrespective of whether it is judged as good or bad, right or wrong, by other people.
Moral judgement, ethics and our conscience, will impede our accurate discernment of what is good for our Self.
What is good for our Self is always accompanied by a high intensity of emotional feeling.
Confusion often arises because what is bad for us is also accompanied by a high intensity of emotional feeling.
A dual reality world of opposing opposites requires di-scernment to decide which end of the duality is either good or bad for our self.
Tri-scernment is knowing, feeling and seeing, what my Soul wants for my Self, which is never good or bad, it just is, an opportunity for the Soul & the Self to develop and grow.