Only three things will remain - faith, love, and hope and love is the greatest of them all. It would be better if you need a person because you love him/her. Love can do a lot of things and God is love.
At my age, I think I do not have to be choosy right now, all I want is someone who can be with me all the time, who enjoys being with me, enjoys every funny and dull moments with me. Good body chemistry is okay though.