man...im sorry dude...
the only thing id do is cherish the good times and go by all the important things hes said to you...and if youve found his qualities unmatched, live to honour him and those qualites. dya know waddai mean?

lifes not fair sometimes...
be stong.

ps. sometimes i wish ppl i really cared about who have passed away could come back as blue ghosts...like obi wan...bit off topic tho sorry...