Just because you aren't given the credit and haven't been recognised for your work doesn't mean you have to give up or stop. You don't always need credit, other people do not always have to know what you are capable of doing as long as you do.
Some people are so poor, all they have is money. To Love or to be loved is to truly understand the real currency of wealth. To be loved by the one you love is to transcend the need for currency or wealth.