The great literary classics are more than merely important works of art, says author Kevin Smokler. Books that have stood the test of time should also provide insight into "how to live a great life." In his new book, "Practical Classics," Smokler advocates re-reading those oft-assigned tomes like "Candide," "Huckleberry Finn," and "I Know Why the Caged Bird Sings." We talk with Smokler, and we want to hear from you: what makes a book worthy of revisiting?

• More: "Practical Classics: 50 Reason to Reread 50 Books You Haven't Touched Since High School" - IndieBound.org
• More: Why Read Moby Dick? - NPR.org