1． No one without reason can accept reason. ----Freud----

2. The difference between humans and beasts: humans are rational while beasts are irrational. People's love is not just a physical impulse, but love can leave an indelible shadow on their spirit. ----Xie Juezai----

3. Reason and truth are endemic to man, and they belong to him who speaks them first no more than to him who quotes them. Nor according to Plato any more than from myself, since he sees and understands it as well as I do. Bees plunder all kinds of flowers everywhere, but when it becomes honey, it is entirely their own; it is no longer thyme or ambrosia. Likewise, people belong to his own works. His education, work and research had no other purpose than to develop this digestive ability in him. ----Montaigne----

4. Other animals also have intelligence and passion, but rationality is only possessed by humans. ----Pythagoras----

5. A madman is not a person who has lost his mind, but a person who has lost everything but his mind. ----Chesterton----

6. Reason has no place in the head of a fanatic. ----Napoleon----

7． The scientific search for truth requires that our reason should never fanatically adhere to a certain hypothesis. ----Moloya----

8. Rational people adapt themselves to the world; irrational people force the world to adapt to them. ----Bernard Shaw----

9. When emotions dominate everything, reason becomes powerless. ----About Dryden----

10. Reason can make laws to restrain emotions, but when passion is excited, it will disregard cold laws. ----Shakespeare----

11. A heart full of reason is like a knife full of sharp edges. It causes the hands of those who use it to bleed. ----Tagore----

12. Ruthless reason is a hammer that is useless except to destroy. It can sometimes be as harmful and hateful as a cold heart. ----Nobel----

13. Reason, which is supposed to always guide mankind, seldom leads the way; but emotion and fragility always usurp its place and direct in its stead. ----Chesterfield----

14. The ability to think objectively is reason, and the emotion based on reason is humility. Only by freeing ourselves from our childhood illusions of omniscience and omnipotence can we be objective and use our reason. ----Fromm----

15. Reason can be said to be the light and lamp of life. ----Cicero----

16. Human reason is like an uneven mirror. Because it receives light irregularly, it mixes the nature of things with its own nature, distorting the nature of things and changing its color. ----Bacon----

17. Reason cannot be measured by size or height, but by principles. ----Epictetus----

18. There can never be a rational life without reason.

----Spinoza----

19. Every time a person violates the truth