It's wrong to take advantage of people's kindness and money.
Jack's friend, Dave, is very generous and always helps people with money need.
Jack wants to borrow money from Dave.
Jack's mother has an accident and needs money for treatment, so he asks Dave for help.
Jack asks Dave to lend him money for buying things that he cannot afford.
Dave immediately lends some money to Jack to deal with the emergency.
Dave feels offended by Jack's spending habit and refuses to lend him any money again.