Powerhouse (noun): somebody who is full of energy, highly effective, and therefore very productive.
There is so much you want to get done in a day and modern life is making ever more demands. Adding to your desire for a successful career, a fulfilled private life and some form of lifetime achievement you can be proud of are all of the pressures of living and interacting socially.
Yet the one thing modern technology has not given us – and will almost certainly never provide – is more time. So the answer must be ever greater levels of productivity.
Is it any surprise therefore that many people's bookshelves are groaning with productivity and time saving manuals, and that bloggers and coaches are offering a constant stream of tips ...