Fatigue makes cowards of us all.
When we’re going after the really big goals, we’ve got to get a good night’s sleep. Stepping out and betting on ourselves takes guts. We’ve got to have our wits about us and that means being well rested.
People who have set no goal beyond making it to Friday, can spend their evenings playing video games or watching TV. They’re not trying to make things happen, so it doesn’t matter if they sleepwalk through their days.