The Dogma of Measurement and Metrics: When #Hustle Defines Who You Are
Success in any field is definitely a numbers game but, aside from hard income versus expenditure, the rest is just made-up nonsense designed to sell you the idea that by devoting your every waking hour to the job (or jobs or side jobs or avocations) you will be the model of success.
People stop believing in permanence because permanence stopped believing in them.