The Inheritor - Pg 183

   Leslie took out money to pay for the books. Colin said, as she opened her wallet, "If the cost is a hardship to you, Dr. Barnes, you can take them home and read them and return them at your leisure. We do sell books, but we also have a very firm policy that no one should go without their help if they need it and can't afford it, so we often lend books to people who can't buy them. Those books outside," he added with a friendly chuckle, "we put outside in the hopes that people will steal them; we are pleasantly surprised when anyone comes in and actually gives us a quarter for them."