Stephen Hawking's Universe EP6: Answer To Everything (1/5)

Is there a theory that will encompass everything in the known universe? Inflation theory, quantum mechanics, string theory.

Its in tresting but all just evidence coming of predictions we have no real way of noing how it all started, ie the big bang all or most of this is not fact its just what the conclusion we get to from are very very limited factual knoledge, the universe is expanding so it seems but how can we no that if we cant see the edge if there is 1 of the universe, we know **** all, and quatum mechanics is a step to far into making it up as we go along.