"I was from a poor Jewish family in the South Bronx. My father was a plumber, but when I was 16, he g..." — Leonard Susskind

The success of ordinary cosmology speaks against the idea that the universe was created in a random fluctuation.

Space can vibrate, space can fluctuate, space can be quantum mechanical, but what the devil is it? And, you know, everybody has their own idea about what it is, but there's no coherent final consensus on why there is space.

Why is there space rather than no space? Why is space three-dimensional? Why is space big? We have a lot of room to move around in. How come it's not tiny? We have no consensus about these things. We're still exploring them.

Unforeseen surprises are the rule in science, not the exception. Remember: Stuff happens.