1. History always serves life. It provides examples, evaluates the past, or places the current moment into generation-evolution. ——Raymond Aron, "Philosophy of History"

2. The farther away people are from animals in the narrow sense, the more consciously they create their own history. ——Engels' "Dialectics of Nature"

3. The history of death will be resurrected, and the past history will become the present. This is because the development of life requires them. —— Croce, "The Theory and Practice of History"

4. History is the memory of things said and done. ——Carl Beck "Everyone is his own historian"

5. Just as philosophy is the study of other people's misunderstandings, history is the study of other people's mistakes. ——Philip Goodell, "The Kingpin and the Superman"

6. Historical events are manifestations of the activities of the human mind. …When historians study historical events, they must study what people thought. ——Collingwood "The Concept of History"

7. The study of history is a good medicine for treating spiritual diseases. ——Li Wei's "Luo Chao"

8. Those who doubt the present look at the past, and those who don't know what is coming look at the past. ——Guan Zi "Guan Zi"

9. History is not yet a science. It can be made like a science only through forgery and deletion. ——Russell "Liberty and Organization"

10. History has three different tasks, which we can call scientific, imaginative or speculative, and literary. ——George Trevelyan, "Cleo: A Muse"

11. No matter what family you are in, having the necessary historical knowledge will do you all good and nothing bad. ——Ren Jiyu "Love for the motherland is the real motivation for learning"

12. Study the relationship between heaven and man and understand the changes in the past and present. ——Sima Qian's "Letter to Ren Shaoqing"

13. If there is a specific history of mankind, it must be the history of all people, and it must also be the history of all hopes, struggles and sufferings of mankind. ——Pop "Open Society and Its Enemies"

14. The history of science, in a sense, is the history of illusions and failures, the work of great fools with clumsiness and inefficiency. history. ——Terada Torahiko's "Scientists and Minds"

15. History will repeat itself. ——Thucydides "History"

16. History is not only a valuable part of knowledge, but also opens the door to many other parts and provides materials for many scientific fields. ——Hume "On the Study of History"

17. The old history, with its poems, paintings, and gentlemen and villains, must die! New history must be born from blood! ——Lao She's "Four Generations Under One Roof"

18. Only biographies are true history.

——Carlyle's "Journalism Review"