All the four modes of life have always been considered as Deva-yana ways. The respective strength or weakness of these, are represented by their respective superiority or inferiority, has been declared in the character of their respective ends.
देवयाना हि पन्थानश्चत्वारः शाश्वता मता: एषां ज्याय: कनीयस्त्वं फलेषूक्तं बलाबलम्॥