LAWHol. That which propelled the Big Bang, and that which proceeds the eventual collapse of the Universe. current understanding is, that this universe is not collapsing but expanding at an accelerating pace due to the additional dark energy in the vacuum, that is the property of the "nothing" which preceded the big bang beginning.
whether a personality is behind the use of energy and directing the formulation of the laws we have here? does it matter? let us enjoy the works we have to use here. and it is not amiss to say "thank you"