The famous aphorisms about learning to be suspicious in reading are as follows:

1. There is no doubt for students, and doubt makes progress. -Song Lu Jiuyuan's Under Quotations

Translation: Learning is most afraid of no doubt, and learning with doubt can make progress.

2. If you ask questions, you will have plenty, but if you use them for your own use, you will have little. -

translation of

If you study hard and ask questions, you will learn more. If you are arrogant, you will learn less.

3. Be knowledgeable, interrogate, think carefully, distinguish clearly, and stick to it. -Dai Sheng's The Book of Rites The Doctrine of the Mean

Translation: To be knowledgeable and versatile, you must ask about knowledge in detail, thoroughly understand it, think carefully, clearly distinguish it, and earnestly practice it.

4, people are not born knowing, who can be without confusion? -Tang Han Yu's Teacher's Theory

Translation: People are not born with knowledge and truth. Who can be without doubt?

5. A wise man cannot learn without asking. -Wang Chong in Han Dynasty

Translation: Even intelligent people will not understand without learning and without asking for advice.