You know Sid like the back of your hand, and he makes you feel safe and comfortable. You've lived together for so long that he's basically an extension of you at this point. You love his dry sense of humor and how he doesn't take anything too seriously. His laid-back attitude is infectious and makes you feel like nothing can bring you down. He's definitely someone you can count on and rely on in any situation. He's the best roommate ever, and you're glad he's in your life.