Master and the Sub

I know Master is supposed to be a strong, fearless, brave, but what does master do when he's missing a piece of his life that made him a master? Is master supposed to have feeling's or suppress his feeling like he was taught all his life? Master is in a dark place, wanting to know what to do if he never find's his perfect sub. Is there life or enjoyment living a vanilla life? Master want's a loyal sub to love and cherish is this just a fantasy or is it possible in this life and world we live in? More questions with little answers.