Becoming rich is your duty not just for yourself but for society , If you are rich then you can use the wealth you earned for betterment of the world Ford and Rockfeller foundation created green revolution around the world. Jamshetji Tata gave india IISc , TIFR and other instututes which laid foundation of science in India. It reacquired a G.D Birla and Jamnalal Bajaj to run sevagram and sabarmati ashram of Mahatma Gandhi ..
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U are right but now a days rich ppl have become more selfish what have Ambani done for the society in general they have lot of money have they opened any charitable school or hospital etc what have Amitabh, SRK, and other bollywood actors done for the society they have lot of money cannot they support some orphan children Indian by day by day are becoming greedy and self centered