Everyone needs a vacation. Because if you go to school every day, what will you do on every other day? Then ice cream won't be invented. Nothing will be invented. 每个人都需要假期，因为如果你每天都去学校，那么你隔天要做什么呢？那么冰激凌就不会被发明出来，任何东西都不会被发明出来。