The greatest and most important problems in life are all in a certain sense insoluble. They can never be solved, but only outgrown.
Humanism
There's probably no God. Now stop worrying and enjoy your life.
Humanism is the view that we can make sense of the world using reason, experience and shared human values and that we can live good lives without religious or superstitious beliefs. We are not certain there is no God, for that would be an act of faith.