Mr. Lu Xun first studied medicine because he hated Chinese medicine for delaying his father's illness and wanted to cure his dental disease. With the triple purpose of national aspiration, family difficulties and self-treatment,1September, 904, Lu Xun went to Sendai Medical College in Japan.

However, two years later, Lu Xun suddenly decided to choose writing to give up studying medicine. Lu Xun gave up medical literature because he felt the ignorance and numbness of China people, which made him deeply feel that medicine could only save patients' physical pain. To truly save his nation, we must first save people's spirit and awaken people's consciousness.

He felt that "all stupid and weak citizens, no matter how healthy and strong, can only do meaningless propaganda materials and spectators, and there is no need to think that they died unfortunately."

2. Duke Zhou's advice.

Duke Zhou warned his son that "it is difficult to start a business, but it is even harder to keep it". I cherish talent and hold my breath. Educate the son; If you are the son of heaven, you should be more modest and prudent, guard against arrogance and rashness.

3. Huo Qubing's choice in the face of military exploits.

Huo Qubing has repeatedly made meritorious military service, won high positions and high salaries, but put aside his personal enjoyment and put his heart on national interests. After the victory of Hexi Campaign, Emperor Wu of the Han Dynasty specially ordered people to build a luxurious mansion for him in Chang 'an in order to reward him for his outstanding military exploits. Please ask him to see if he was satisfied.

Huo Qubing declined the kindness of Emperor Wu of the Han Dynasty and said heroically, "Why stay at home when the Huns are immortal!" This famous saying, which has been passed down through the ages, is a portrayal of Huo Qubing's glorious life. Huo Qubing made his own choice between the treatment of powerful people and the responsibility of facing the country.

4. Tao Yuanming does not bend his back for five buckets of rice.

In order to support his family, Tao Yuanming came to Pengze, not far from his hometown, as a county magistrate. That winter, the satrap sent a tour to pengze county to supervise. Du You is vulgar and arrogant. Tao Yuanming doesn't want to follow suit. He said to Du You, "I can't bend over to the villains in the village for five buckets of rice!" " Tao Yuanming chose the latter between fame and fortune and indifference, which became a much-told story.

Qian Xuesen chose to return to China to serve the motherland.

Qian Xuesen, who studied in the United States, received a master's degree in aviation engineering and a doctorate in aviation mathematics. At the age of 28, he became a world-famous aerodynamicist. When the news of People's Republic of China (PRC)'s birth reached the United States, Qian Xuesen and his wife Jiang Ying discussed returning to the motherland as soon as possible to serve their country.