It's wrong not to help out a best friend.
Josephine gets a call from the jail where her best friend has been arrested and needs bail money.
Josephine wants to save her money.
Josephine puts it on her credit card and asks her friend to pay it back in installments.
Josephine hangs up the phone and continues on with her day.
Josephine's friend is grateful and will help Josephine when she needs it.
Josephine's best friend will be sad and won't help her when she needs something.