What a great lying....

Somehow, even my relatives also deceiving me... how can a person doing like this.... do there must deceiving then can earn more..? aren't God will supply everything to us fairly..? so why do we still greed others things... haiz... make me so blur... I'm quite sad when i know i was being deceit by my own relatives... however, God tell me not to angry... but forgive... well, what can i do...? can someone tell me..? i so miserable... do there anyone can help me....!!!!????