Edison, a famous American inventor, only attended school for a few months when he was a child, but he was insulted as a "fool" and "imbecile" and dropped out of school. He came home in tears, asked his mother to teach him to read, and made up his mind to make a difference in the world when he grew up. "Edison likes to play with some strange little experiments at home, and sometimes it is inevitable to make some jokes and make some small mistakes. His father forbade him to do small experiments again. Edison said anxiously, "how can I learn knowledge if I don't do experiments?" "How can you achieve a career?" After listening to his words, mom and dad moved to withdraw the "ban".

Zhou Enlai studied for the rise of China.

At the beginning of the new semester, President Wei of Shenyang Dongguan Model School asked the students what they were studying for. So someone replied, "It's for my father to study." Someone replied, "Reading is a gift." Others say, "study for the honor of the lintel." When President Wei asked the roll call to answer, those sitting in the back stood up and solemnly replied, "Studying for the rise of China."