Majjhima Nikaya (Coleção dos Discursos Médios) 4:13
SUJATOYoniso ca manasikāraṁ ayoniso ca manasikāraṁ.
Rational application of mind and irrational application of mind.
Yoniso ca manasikāraṁ ayoniso ca manasikāraṁ.
Rational application of mind and irrational application of mind.