The price we have to pay for money is sometimes liberty. Robert Louis Stevenson
While you are struggling for money to buy various things, watch out that you don't lose the things that can't be bought with money. Source: Internet
No man but a blockhead ever wrote except for money. Samuel Johnson
It is no shame at all to work for money. African Proverb
Anything worth doing is worth doing for money. Klingon Proverb
He who marries for money earns it. Yiddish Proverb