work, not overwork, that wears us down, saps our strength, and robs our joy. George Bernard Shaw wrote, “This is the true joy of life: the being used up for a purpose recognized by yourself as a mighty one; being a force of nature instead of a feverish, selfish little clot of ailments and grievances, complaining that the world will not devote itself to making you happy.” Knowing your purpose prepares you for eternity. Many people spend their lives trying to create a lasting legacy on earth. They want