“Reverend Sāriputta, they speak of this thing called ‘substantial reality’. What is substantial reality?”

“Reverend, the Buddha said that these five grasping aggregates are substantial reality. That is, form, feeling, perception, choices, and consciousness. The Buddha said that these five grasping aggregates are substantial reality.”

“But, reverend, is there a path and a practice for completely understanding this substantial reality?”

“There is.” …