Life has evolved to thrive in environments that are extreme only by our limited human standards: in the boiling battery acid of Yellowstone hot springs, in the cracks of permanent ice sheets, in the cooling waters of nuclear reactors, miles beneath the Earth's crust, in pure salt crystals, and inside the rocks of the dry valleys of Antarctica.
The interstate highway system was built to get people from point A to point B as fast as possible. And they knocked down mountains and filled valleys and made everything nice and big and flat, and they bypassed every town.
There's a reason a happy ending is called an ending. The trick of a television storyteller is to find all the rivers and mountains and valleys on the way to that ending.
A black hole really is an object with very rich structure, just like Earth has a rich structure of mountains, valleys, oceans, and so forth. Its warped space whirls around the central singularity like air in a tornado.
A good horror movie should have peaks and valleys, a good horror movie should move you emotionally; a good horror movie should be exciting to watch and energizing in a weird kind of way.
From the big mountains in the north to the valleys in the south, all through my childhood and teenage years, my family would always holiday in Wales.