Why friendship is better than a relationship - There is no one you would rather spend time with than your best friend. Of course, romantic partners are great, great even, but there's something about best friends that you just can't imitate.
After all, your best friend is the one with whom you can have the strongest impression of Adele when traveling by car. Your best friend will accompany you through the ups and downs (including the new S.O. and goodbyes).