It kind of sounds aggressive, sounds like something has to move fast, be strong, or yield tangible output.
But it's not.
It's the time when you do the best thing you can do, for yourself.
Yes, it might be checking off 10 todos in one go, writing a page or two for your book, or going for a run.
But, it can also be sitting still, in silence.
It can be many things, and anything.
Do you know what your Power Hour is?