If everything must have a cause, of course, this also applies to God; if God can exist in isolation, then why not the universe?

String theory is an attempt at a deeper description of nature by thinking of an elementary particle not as a little point but as a little loop of vibrating string.

It is easier to believe that there was nothing before there was something than that there was something before there was nothing.

Individual events. Events beyond law. Events so numerous and so uncoordinated that, flaunting their freedom from formula, they yet fabricate firm form.