1. Clarence Darrow for the Defense, Irving Stone Alex Alvarez / BuzzFeed Sometimes making friends is as easy (or as difficult) as loving the same book. No closeness compares. 2. The Four Loves, C.S. Lewis Alex Alvarez / BuzzFeed It's that spark of learning that, in all this sea of confusion and posturing and ridiculously terrifying wonder, THAT person understands. 3. The Diary of Anaïs Nin: Vol. 1, Anaïs Nin Alex Alvarez / BuzzFeed And, beyond enjoying your own thoughts reflected in another person (because, really, who doesn't enjoy that?), there's the excitement of discovering a whole new world in someone else. 4. Fahrenheit 451, Ray Bradbury Alex Alvarez / BuzzFeed You'll bond in moments of kindness, of understanding... 5. The Bell Jar, Sylvia Plath Alex Alvarez / BuzzFeed ... and in less pleasant moments, too. 6. Winnie-The-Pooh, A.A. Milne Alex Alvarez / BuzzFeed When they are away, you will want to be near. 7. Mr. Fox, Helen Oyeyemi Alex Alvarez / BuzzFeed And when your friend is even farther away, you will see that this person continues to open up the world for you. 8. Portrait in Sepia, Isabel Allende Alex Alvarez / BuzzFeed Friendship isn't a weak thing. It's not rose petals or clouds on a pretty day. Real friendship is steel, unbroken by time or distance. 9. Girl, Interrupted, Susanna Kaysen Alex Alvarez / BuzzFeed And, certainly, there will be moments when your friends test you, when they lash and hurt you or -- worse -- have you watch as they hurt themselves. 10. Norwegian Wood, Haruki Murakami Alex Alvarez / BuzzFeed You might even wonder, sometimes, if people are worth it. 11. How to Win Friends and Influence People, Dale Carnegie Alex Alvarez / BuzzFeed But, remember: listen to them. Learn what they're about. Observe what makes them tick and smile and weep and wink at you from across a crowded room. 12. Naomi and Ely’s No Kiss List, Rachel Cohn and David Levithan Alex Alvarez / BuzzFeed Because, let's call this what it is: it's LOVE. It's a romance of the mind and of the heart. 13. Charlotte's Web, E.B. White Alex Alvarez / BuzzFeed A good friend, a best friend, would give her very self for you as her parting gift, because she knows that you're truly some pig. (In the best way possible, of course.) 14. Harry Potter and the Half-Blood Prince, J.K. Rowling Alex Alvarez / BuzzFeed And in your darkest moments, you will think of them, and the sun will come out, just for you. 15. The Return of The King, J.R.R. Tolkien Alex Alvarez / BuzzFeed Because you know that a true friend is with you. Until the very end.