Up until they discover time travel, there will only be 24 hours in a day. You’ll probably only get a third of this to earn your income. If you have special hobbies or kids, then you can't even count on that. Even when people are at work for eight hours, the number of hours they're productive for is much lower than the expected eight hours. What all this should show you isn’t that you'll be working into the twilight of your life. Instead, it should show you that it isn't about quantity as it is ... Keep Reading