I have a wife, a son, and I've had some practical life experience.
There are a lot of different ways of building a prosperous society, and some of them use much less energy than others. And it is possible and more practical to talk about rebuilding systems to use much less energy than it is to think about trying to meet greater demands of energy through clean energy alone.
Practically the whole world depends on coral reefs, so if the coral reefs get all killed, then the ocean will start going out of whack, and if the ocean goes out of whack, something might happen on land.
It is a neck-and-neck race between Mr. Gray and myself who shall complete our apparatus first. He has the advantage over me in being a practical electrician - but I have reason to believe that I am better acquainted with the phenomena of sound than he is - so that I have an advantage there.
Rounding to the nearest cent is sufficiently accurate for practical purposes.
I perceive Sci-Hub as a practical side of my research.
I would say practical progressive, which means that the Republican party or any political party has got to recognize the problems of a growing and complex industrial civilization. And I don't think the Republican party is really wide awake to that.
Leaving school or college and heading out into the world of work is never easy, even in good times. It's a huge transition as well as a practical challenge.
I'm a mechanical engineer, and I grew up on a farm, so I like practical hardware - somebody's elegant solution that proves itself over the long term.