Burnout can happen to anyone, regardless of how successful or accomplished you are. Last week, after five years of serving through the most tumultuous political period in recent history, Jacinda Ardern announced that she would be resigning as prime minister of New Zealand because she “didn’t have enough left in the tank” for the role. This news came as a surprise to many because Ardern is known for her tireless work ethic and dedication to her role as leader of the country. But Ardern was an accident waiting to ha…