8. MONEY 从花钱购物看……
A man will pay $2 for a $1 item he needs. 只要用得着，即便值1美元却卖2美元的东西，男人也会买。
A woman will pay $1 for a $2 item that she doesn't need, but it's on sale. 只要在打折，2美元的东西只卖1美元，就算用不着，女人也会买。
