Generally human beings work hard to cultivate religiosity, economic development, sense gratification and also knowledge of the soul, and their usual motive is to increase the duration of their lives, acquire fame and enjoy material opulence.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
प्रायो धर्मार्थकामेषु विवित्सायां च मानवाः । हेतुनैव समीहन्ते आयुषो यशसः श्रियः
prāyo dharmārthakāmeṣu vivitsāyāṃ ca mānavāḥ | hetunaiva samīhante āyuṣo yaśasaḥ śriyaḥ
SB 11.7.27