You cannot see the truth without doubting it, so I hope that everyone will adopt a skeptical attitude and not be overwhelmed by established doctrines.

--(Li Siguang) Tacitus: The second heir is always suspected and resented. Romain Rolland: Doubt can destroy yesterday’s faith and open the way for tomorrow’s faith.

UK: Doubt is the key to knowledge. UK: What no one suspects needs no confirmation.

Germany: Young people believe many false things, and old people doubt many true things. Müller: It is doubtful whether all the machines that have been invented have any lessened the daily toil of man.

novalis: In order to correctly understand the truth, we must first doubt it and argue with it. Europe: Hypocrites always doubt the honesty of others.

United States: The most dangerous enemies are those we do not suspect. UK: A man who knows nothing doubts anything.

Maurice Madan Dugar: Some people are so smart that you wonder what else could interest them. Unamuno: Real science first teaches people to doubt and to be confused.

Anonymous: The evidence tells us where to focus our suspicion. Bacon: The most poverty-stricken of knowledge can give rise to many doubts.

Doubt is an element of criticism, and the tendency of criticism must be skeptical. ------Disraeli Doubt can destroy yesterday's faith and open the way for tomorrow's faith. - -----Romain Roland A frank person will never give up frank questions. ------W. Malone The process of scientific development is a leap starting from curiosity and doubt. ------Love Einstein Faith and doubt complement each other. Without doubt, there is no true faith. ------Heise.

2. Famous sayings and examples of doubt and learning

Famous saying: It is better to have no books than to believe in books - Mencius

A gentleman has nine thoughts: to see and understand. , listen carefully, look warm, look respectful, speak loyally, serve the temple respectfully, be suspicious and ask questions, think angrily about difficulties, see and think about meaning - Confucius

It is often better to ask a question than to solve it More importantly - Einstein

Doubt is not a shortcoming. Always doubting and not making judgments, this is the shortcoming - Lu Xun

Example: Zu Chongzhi showed a strong interest in mathematics and astronomy from an early age. Do not "falsely promote the ancients", and never limit yourself to ancient books and documents or the theories of predecessors. He dared to doubt the outdated theories of his predecessors, dared to overthrow the erroneous theories of his predecessors, and could critically accept the scientific legacy of his predecessors. When he was young, he carefully studied the academic achievements of Zhang Heng, Zheng Xuan and others, corrected some of their errors, and achieved many valuable research results. Later, he discovered that there were many errors in the "calendar" compiled by the famous astronomer He Chengtian for the Song Dynasty at that time, so he started to recompile a new calendar - "Da Ming Calendar"

3. Doubt and Knowledge Famous Quotes and Examples

Famous saying: It is better to believe in books than to have no books at all - Mencius

A gentleman has nine thoughts: looking to think wise, listening to thinking wise, looking to think warm, looking to be courteous, speaking to thinking. Loyalty, respect for the temple, doubts and questions, anger and difficulty, and thinking about the meaning after seeing things - Confucius

Asking a question is often more important than solving a problem - Einstein

Doubt It's not a shortcoming. Always doubting and not making judgments, this is the shortcoming - Lu Xun

Example: Zu Chongzhi showed a strong interest in mathematics and astronomy from an early age. Do not "falsely promote the ancients", and never limit yourself to ancient books and documents or the theories of predecessors. He dared to doubt the outdated theories of his predecessors, dared to overthrow the erroneous theories of his predecessors, and could critically accept the scientific legacy of his predecessors. When he was young, he carefully studied the academic achievements of Zhang Heng, Zheng Xuan and others, corrected some of their errors, and achieved many valuable research results.

Later, he discovered that there were many errors in the "calendar" compiled by the famous astronomer He Chengtian for the Song Dynasty at that time, so he started to recompile a new calendar - "Da Ming Calendar"

4. 'Learning and Doubt' ''s famous sayings and authors

Tacitus: Second heirs are always viewed with suspicion and resentment.

Romain Rolland: Doubt can destroy yesterday’s faith and open the way for tomorrow’s faith. UK: Doubt is the key to knowledge.

UK: What no one suspects needs no confirmation. Germany: Young people believe many false things, and old people doubt many true things.

Mill: It is doubtful whether all the machines that have been invented have made any reduction in the daily toil of man. Novalis: In order to know truth correctly, we must first doubt it and argue with it and argue with it.

Europe: Hypocrites always doubt the honesty of others. United States: The most dangerous enemies are those we do not suspect.

UK: A man who knows nothing doubts anything. Maurice Madan Dugal: Some people are so smart that you wonder what else could interest them.

Unamuno: Real science first teaches people to doubt and to be confused. Anonymous: The evidence tells us where to focus our suspicion.