Having somebody by ur side

i might not always know ur by my side but i do know ur always in My heart i might think ur Always in My dreams but sometimes i think dreams dont come true . sometimes people say that there always there through everything you gunna go through everything thats gunna happen in there future but what if they not what if they never by ur side never know where to be found what if the person who told uu they will always be there is Gonee. What if ? what if uu dont have that person by ur side slipped away Gone OUT Never to be found what if ?