This sentence comes from Reading for the Rise of China. Zhou Enlai 12 years old went to the Northeast to study, where he broadened his horizons, learned about some foreign situations, and initially saw the situation that the domestic country was weak and the people bullied. When he heard the news that the Revolution of 1911 broke out and overthrew the rule of the Qing Dynasty, he took the lead in cutting off the braid symbolizing the subjects of the Qing Dynasty at school.
When President Wei asked the students why they were studying, he categorically said the inspirational famous saying "Studying for the rise of China".
Extended data:
Zhou Enlai was determined to study for the rise of China and seek the truth of saving the country and the people from childhood. Rejecting Chiang Kai-shek's important appointment, launching the organization and command of the Shanghai Workers' Movement and the Nanchang Uprising, implementing the strategic shift, and promoting Mao Zedong to enter the core of the Central Committee of the Communist Party of China leadership;
Dealing with the Xi 'an incident "forcing Chiang Kai-shek to resist Japan", fighting Chiang Kai-shek in the Kuomintang-controlled areas and striving to promote the democratic process; On the eve of the founding of the People's Republic of China, we drafted "the same program", prepared for founding ceremony, set up a special Council, planned to resist US aggression and aid Korea, and compiled the "First Five-Year Plan";
On behalf of the new China, he stepped onto the international stage, opened up the diplomatic situation and realized the establishment of diplomatic relations between China, France and Japan. He didn't have a good rest until the end of his life.