Quotes about astronomers:

1. Man’s bounden duty is to have the courage to explore the truth.

——Copernicus

2. The French astronomer Arago once said: "If we don't see objects falling all the time, then gravity will not matter to us. It would be a very strange phenomenon."

3. Sagan once said: "Everyone is a scientist when they are young, because every child has the same knowledge of nature as a scientist. Wonders are full of curiosity and awe.

4. Zhang Heng, the great astronomer of the Han Dynasty, once said: "If you work hard in life, what will you get if you don't ask for anything?"

5. The astronomer Zhang Heng once said. : "It is not a matter of disrespect for one's position but a lack of respect for one's virtues; there is no shame for not being a co-worker in salary and a shame for not being knowledgeable.

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