At Sāvatthī. “What do you think, Rāhula? Is craving for sights permanent or impermanent?” “Impermanent, sir.” … “… craving for sounds … craving for smells … craving for tastes … craving for touches … Is craving for ideas permanent or impermanent?” “Impermanent, sir.” … “Seeing this, a learned noble disciple grows disillusioned with craving for sights, sounds, smells, tastes, touches, and ideas. …”