There is no shortage of time. In fact, we are positively awash with it. We only make good use of 20 per cent of our time.... The 80/20 principle says that if we doubled our time on the top 20% of activities, we could work a two-day week and achieve 60 per cent more than now.
The 80/20 Principle (ed. Nicholas Brealey Publishing, 2011) - ISBN: 9781857889093