“By what is the world tightly fettered?
What is its means of travelling about?
What is it that one must forsake
In order to say, ‘Nibbāna’?”“The world is tightly fettered by delight;
Thought is its means of travelling about.
Craving is what one must forsake
In order to say, ‘Nibbāna.’”
SN1_64: Saṁyojanasutta
Saṁyojanasutta - translated by Bhikkhu Bodhi
Translations:Thanissaro Bhikkhu