Q. By your own standards...how do you know that there is no God at all?
A. You don't.
Many things in the universe are remarkable. It is remarkable that the the nucleus of an atom and a positively charged cation hold together. It is remarkable that immense stars and galaxies and galaxy clusters contain the power and structure and order that they contain.
History contains many remarkable events leading to remarkable outcomes. One was the survival and eventual freedom of Sgt. Bergdahl.
Ah Lord GOD! Behold, You have made the heavens and the earth by Your great power and by Your outstretched arm! Nothing is too difficult for You. (Jeremiah 32:17)