Uncle Lei Feng, he helps others, but does himself no good at all. Once, Lei Feng came back from the regiment health company with a stomachache. Seeing that the building of Benxi Road Primary School was under construction, he pushed a car to help carry bricks and worked for several hours. This is Lei Feng. When changing trains on a business trip, Lei Feng found that a middle-aged woman with a child on her back had lost her train ticket and money, so he used his pocket money to buy her sister-in-law a train ticket to Jilin. Therefore, people left such a sentence: "Lei Feng travels thousands of miles on business, but it is good to take the train." This is Lei Feng. He "stole" money for the relatives of his comrades-in-arms and sent all his savings in recent years to the people in the disaster areas. Some people say he is a "fool", but Lei Feng says he is willing to be a revolutionary "fool". This is Lei Feng.

Zhang Haidi, 1955, was born in an intellectual family in Wendeng County, Shandong Peninsula. At the age of 5, she was completely unconscious from the chest down and could not take care of herself. Doctors think that paraplegic patients like this can hardly live beyond 27 years old. Under the threat of death, Zhang Haidi realized that his life might not last long. She is sad because she has no more time to work. She cherishes every minute more and prolongs her life with diligent study and work. She wrote in her diary: "I can't live in mediocrity." If you are alive, you have to study and do more for the masses. " Since it is a meteor, we should leave the light to the world and give everything to the people. "1970, she followed her parents who led the educated youth to the countryside and settled in Shanglou Brigade in Shenxian County. Seeing the pain caused by the lack of medical care and medicine for the local people, she came up with the idea of learning medical skills to relieve the suffering of the people. She used her pocket money to buy medical books, thermometers, stethoscopes, mannequins and medicines, and studied books on acupuncture, human anatomy, internal medicine and practical pediatrics. In order to identify the internal organs, she cut open the hearts, lungs, livers and kidneys of small animals for observation. In order to be familiar with acupoints, she drew red and blue dots on herself, practiced needles on her body and felt the acupuncture sensation. Many things happen. She finally mastered certain medical skills and was able to treat some common and frequently-occurring diseases. For more than ten years, she has treated 10000 people. Later, she moved to the county town with her parents and didn't arrange a job once. Inspired by the deeds of pavel korchagin and Wu Yunduo, and inspired by Gao Yubao's experience in writing books, she decided to take the road of literary creation and use her own pen to create beautiful images and inspire people's hearts. She has read many famous Chinese and foreign books, kept diaries, read novels, recited poems and copied zhanghua's epigrams. Besides reading and writing, she also practiced sketching, learned to sketch, copied famous paintings, learned to recognize simple music and staff, and played songs with accordion, pipa and guitar. Now he is a professional creator of Shandong Federation of Literary and Art Circles, and his work Dream in a Wheelchair came out, which once again aroused strong repercussions in the society. Look for the goal, no matter how many difficulties and obstacles there are, we must cross the past and reach the other side of success. This is Zhang Haidi's character. Once, an old comrade brought a bottle of imported medicine and asked her to help translate the explanatory text. Seeing this comrade leaving in disappointment, Zhang Haidi decided to learn English and gain more knowledge. From then on, she wrote English words on the wall, on the desk, on the desk lamp, on the mirror, and even on her hands and arms. She also stipulated to herself that she would not sleep unless she remembered the word 10 every night. There are guests at home, as long as they know some English, they all become her teachers. After seven or eight years of hard work, she was not only able to read English newspapers and literary works, but also translated the English novel The Beach Clinic. When she handed the translated version of this book to the editor-in-chief of a publishing house, the old comrade who was over 500 years old was moved to tears and enthusiastically wrote the preface: Road, extending at the foot of a paralyzed girl.

Later, Zhang Haidi made continuous progress and learned Japanese, German and Esperanto. Haidi also tries his best to help young people around him, encouraging them to love life, cherish youth, study hard the skills of serving the people, and contribute their own light and heat to the prosperity of the motherland. Under her guidance, many teenagers have been admitted to middle schools, technical secondary schools and universities, and many lost people have been inspired and educated in her contact and become full and noble. Zhang Haidi sang a high-pitched and passionate song of life in a wheelchair. The theme of this song is: the value of human life lies in bravely pioneering and selfless dedication for the prosperity of the motherland and the happiness of the people!

Bauer. Hearst is an American scientist who studies snake venom. When he was a child, he saw that thousands of people in the world were killed by poisonous snakes every year, and he decided to develop an antivenom. From the age of 15, he injected himself with a small amount of poisonous snake glands, and gradually increased the dose and toxicity.

This experiment is extremely dangerous and painful. Every time he is injected, he will be seriously ill. The snake venom of various snakes has different components and different modes of action. Every time a new kind of snake venom is injected, the original anti-venom substance will not be competent and will be tortured by the new anti-venom substance. He was injected with 28 kinds of snake venom. After a dangerous and painful experiment, I finally got something. He was bitten by a poisonous snake 130 times, and he was safe every time. Hester analyzed the anti-venom substances in his blood and tried some anti-venom drugs, which have treated many people bitten by poisonous snakes.