 There is a tradition that stresses attaining insight ("bodhi", "prajñā", "kensho") as the means to awakening and liberation.But it has also incorporated the yogic tradition, as reflected in the use of "jhana", which is rejected in other sutras as not achieving the final result of liberation.The problem was famously voiced in 1936 by Louis de La Vallee Poussin, in his text "Musila et Narada