1949 when the new China was founded, Qian Xuesen, then director of the supersonic laboratory of California Institute of Technology and head of the Guggenheim Jet Propulsion Research Center, was deeply gratified by the new life of the motherland.
He intends to return to China and use his professional knowledge to serve the new China. However, it was not easy for China scientists in the United States to return to China, and Qian Xuesen's expertise was directly related to national defense. The United States did everything possible to prevent him from returning to China, and he finally returned to the embrace of the motherland after going through hardships.
Second, Wen Tianxiang.
Wen Tianxiang, a national hero in the Southern Song Dynasty, was defeated and captured, and spent three years in a dungeon, repeatedly refusing to discuss with the enemy. One day, Yuan Shizu Kublai Khan personally came to the dungeon to persuade him to surrender. He didn't waver, but said bluntly, "I just want to die for my country!" "
Before the execution, the executioner approached and said, "General Wen, if you change your mind now, you can not only avoid death, but also become the prime minister." Wen Tianxiang thundered, "If you die, you die. What nonsense are you talking about! " So Wen Tianxiang faced the south and died generously. Wen Tianxiang left a touching song of righteousness and peace before his death.
3. Nobel's eternal dedication
Nobel was the inventor of safe explosives and smokeless gunpowder. He devoted his life to the development of explosives. After the successful development, it obtained a large number of patents and accumulated a lot of wealth. 1896, before Nobel died, he decided to use 33 million kronor as a fund, plus annual interest, to reward outstanding people in the world, so as to promote the development of scientific and cultural undertakings.
Darwin's thought is to benefit mankind.
Darwin was sickly in the second half of his life, but he still insisted on doing experiments and writing books. He once said, "My passion for science made me forget, or drove away my daily discomfort." 1April 882, Darwin died.
He wrote such a passage in his autobiography: "I have been following science and devoting my life to science." I believe that it is right for me to rely on it, so I will not feel sorry, but I regret that I have not directly benefited mankind. " These words fully show Darwin's great ambition to benefit mankind.
5, two bombs-Deng Jiaxian
Deng Jiaxian is an outstanding representative of intellectuals in China. For the prosperity of the motherland and the development of China's national defense scientific research, he was willing to be an unknown hero and struggled in obscurity for decades. He often appears in the most dangerous positions at critical moments, regardless of personal safety, which fully embodies his lofty and selfless dedication.
He has made outstanding contributions to the development of China's nuclear weapons, but little is known. People didn't know his deeds until after his death. He is a scientist with the most simple peasant temperament. Deng Jiaxian's keen vision made China's nuclear weapons development continue to advance rapidly for ten years, and finally reached the laboratory simulation level before the comprehensive ban on nuclear tests.