SN35.18 — Dutiyanoceassādasutta
Disciples, if there were no gratification in forms, beings would not be attached to forms. But because there is gratification in forms, beings are attached to forms.
If there were no danger in forms, beings would not become disenchanted with forms. But because there is danger in forms, beings become disenchanted with forms.
If there were no escape from forms, beings would not escape from forms. But because there is an escape from forms, beings escape from forms.
Disciples, if there were no gratification in sounds... in smells... in tastes... in tactile sensations... in mental phenomena, beings would not be attached to mental phenomena. But because there is gratification in mental phenomena, beings are attached to mental phenomena.
If there were no danger in mental phenomena, beings would not become disenchanted with mental phenomena. But because there is danger in mental phenomena, beings become disenchanted with mental phenomena.
If there were no escape from mental phenomena, beings would not escape from mental phenomena. But because there is an escape from mental phenomena, beings escape from mental phenomena.
As long as beings do not understand, as they really are, the gratification as gratification, the danger as danger, and the escape as escape in the case of these six external bases, they will not be free from the world with its devas, Māras, and Brahmās, from this generation with its recluses and brahmins, its devas and humans.
But when beings understand, as they really are, the gratification as gratification, the danger as danger, and the escape as escape in the case of these six external bases, then they will be free from the world with its devas, Māras, and Brahmās, from this generation with its recluses and brahmins, its devas and humans, and they will dwell with a mind that is free, detached, released, and unrestricted.