Did u ever tryied to thinking youtuber ?

Its 2017 and right now youtube is best platform to be famous or be a celebrity from my point of view but also its a good platform of earning money from internet if you have any interesting content or life showing to others how simple is that ..

Im thinking of being an youtuber now as me 21 female crossing my fingures and finding best topic to start on so ... also suggest guys which subject to start with