When you sell a man a book, you don't sell him 12 ounces of paper and ink and glue -you sell him a whole new life.
当你卖给别人一本书，你并非卖给他一堆纸张、墨水和胶水——而是卖给他了一个全新的生活。

——Christopher Morley
——克里斯托弗·莫里