1. Enthusiasm is of great value, as long as we don’t get carried away. ——Goethe

2. Enthusiasm is a very valuable motivation, but like all motivations, its various influences must be fully understood before it can be used appropriately. ——Beveridge

3. Enthusiasm is the leaping lightning, and its power cannot be calculated by the horsepower in people's common sense. ——Emerson

4. Great passion can conquer everything, so we can say that as long as a person pursues strongly and persistently, he can achieve his goal. ——Stendhal

5. In the history of this world, every great and powerful era was born because of the victory of a certain kind of enthusiasm. ——Emerson

6. What history gives us is the passion it arouses. ——Goethe

7. Enthusiasm is the only driving force for people; it causes all the good and evil we see in the world. ——Stendhal

8. Some excitement and enthusiasm can prevent real depravity better than all moral lessons. ——Herzen

9. A person who is not inspired by the enthusiasm of devotion will never do anything great. ——Chernyshevsky

10. Life is harsh, and a passionate mind is not enough to cope with the environment. Enthusiasm must be connected with wisdom and courage to avoid the destruction of the environment. ——Lin Yutang

12. Things are often like this. Excessive enthusiasm and conscientiousness can only lead to the opposite result.

13. There should be calmness among enthusiasm, and enthusiasm among calmness. The unity of the two can consolidate beautiful love. ——Daisaku Ikeda

14. If a person has no passion or need, and only pursues profit and fame for the sake of others, and works hard, this person is a fool. ——Goethe

15. Passion is formed from the initial consciousness, it is the youth of the soul. ——Lermontov

16. Without passion, a person is just a potential force. Like flint, waiting for the impact of iron before it can send out a spark. ——Cormier

17. Without passion, no great undertaking in the world will succeed. ——Hegel

18. Only in the excitement of enthusiasm can the flame of the soul have enough power to melt the various materials for genius into one furnace. ——Stendhal

19. Our passion is actually like a phoenix in the fire. When the old one is burned, the new one immediately emerges from its ashes. ——Goethe

20. Passion often turns the shrewdest people into lunatics, and makes the stupidest fools shrewd. ——La Rochefoucauld