How Do You Keep the Faith in God After Being Conned by Unscrupulous People?

David Nassau recently broke up with his girlfriend who my dated online for 13 months because she was after my money. He lost $6,000 by the time he cut her off and just met a guy who was also a victim of similar crimes. How does one keep the faith in God and others after being conned by unscrupulous people? "I divide the world into two groups as Viktor Frankl said there are only two races the decent and the indecent"