What is actual best friend?

Growing up i had alot of people surrounding me l. However, oblivious nature of these people made me feel alone or self - centered. Facing all these struggles, we always tend to share our feeling to someone, someone who would comprehend our emotions, someone that can be trusted blindly, someone who would never ever stabs on us. we all know them as best friends, however it's only a best friend . Cause this world is cruel, it never goes as we desire. Let's talk about a best friend. The word ' best friend 'we say to every person teenager we love. Every teenager is obsessed with this stereotype. But what this really means. Is a best friend a level above a normal friend. But, the person is still a friend at the first place. Then what separates a normal friend from a best friend. does waking up at midnight for a birthday wish makes up a best friend. or a expensive birthday gift wins spot. Just what's the criteria for being a best friend. May be sitting in identical place during a lecture makes you best friends. or sharing each other food conquest the title. It's a mystery like bermuda triangle, as everyone perspective alternates. I think it's a moving phase like education. as we grew our knowledge gets vast and more consise. In similar sontext, friendship builds up overtime. There's nothing like a best friend at a glimpse of time. we get to know the person , we learn about them. thier nature, the mindset they have. cause everybody can impersonate someone for a short period. However, overtime the real nature of person gets revealed and the verdict comes to play.