[header] How to deal with losing a best friend [title] Accept that people drift apart. [step] Sometimes, regardless of how much effort either person puts into the relationship, people drift apart. As you grow older, you might find that you and your best friend end up with different interests or goals. 
This is very normal, and the last thing you should do is feel guilty about it. [substeps] Be grateful and glad for the time you did get to bond with your friend.