Pāli · Sutta Piṭaka (Pāli, Mahāsaṅgīti)
66
“Nāhaṁ, bhikkhave, aññaṁ ekadhammampi samanupassāmi yena anuppannā vā akusalā dhammā uppajjanti uppannā vā kusalā dhammā parihāyanti yathayidaṁ, bhikkhave, ayonisomanasikāro. Ayoniso, bhikkhave, manasi karoto anuppannā ceva akusalā dhammā uppajjanti uppannā ca kusalā dhammā parihāyantī”ti.
English · Bhikkhu Sujato
66
“Mendicants, I do not see a single thing that gives rise to unskillful qualities, or makes skillful qualities decline like irrational application of mind. When you apply the mind irrationally, unskillful qualities arise and skillful qualities decline.”