The Most Brilliant Thoughts of All Time : (In Two Lines or Less) by John M. Shanahan (Editor) You don't have to be a genius to sound like one. Here's a collection of the most profound and provocative wit and wisdom in the English language in two lines or less. This wonderful book presents the best that has been thought and said on every imaginable topic. Organized by subject. [More Reference Quotation Books]
The Cambridge Biographical Dictionary by David Crystal (Editor) This book provides information about the people who are quoted every day. Many times I get an email asking for more information about a certain person from the Quote of the Day page. We can't answer these, but this book is likely to with biographies of over 14,000 people. [More Other Reference Books]