Canonical Reference: Dhp 338 Verified Source

“Just as a tree, though cut down, can sprout again if its roots remain uninjured, even so this suffering springs up repeatedly if the underlying craving is not eradicated.”

Canonical Pali Original: Yathāpi mūle anupaddave daḷhe, chinnopi rukkho punareva rūhati; Evampi taṇhānusaye anūhate, nibbattatī dukkhamidaṃ punappunaṃ.

— Gautam Buddha
The Awakened One, Founder of Dhamma
Historical Setting & Context:

Pali Canon: Dhammapada 24.338 on addressing the root psychological causes of suffering rather than treating mere symptoms.