Using the simile of a great tree nourished by sap, the Buddha explains that perceiving gratification in graspable objects fuels craving and perpetuates suffering, whereas seeing their drawbacks leads to the cessation of craving and the end of suffering.

When one dwells perceiving enjoyment in things that are the basis for fetters, there is a descent of consciousness. When one dwells perceiving the drawback in things that are the basis for fetters, there is no descent of consciousness.