How are effort and sati explained in the Abhidhamma and Visuddhimagga?

[RobertK]

see this topic also

Right effort and anatta

How to reconcile the classical Abhidhammic viewpoint of the world with the idea that there should be effort to develop the eightfold path. Also, when can we say we are actually on the path. Firstly some quotes laying out the ancient Theravada view: Visuddhimagga XIX19 “There is no doer of a deed, or one who reaps the result. Phenomena alone flow on, no other view than this right. XVIII24 “This is mere mentality-materiality, there is no being, no person XVII31 “The mental and material (na…