1. Scientific development 1. If you don’t climb a mountain, you don’t know how high the sky is; if you don’t go to a deep stream, you don’t know how thick the earth is.

2. A journey of a thousand miles begins with a single step .

3. What you read on paper will eventually become shallow, but you will definitely know that you have to do it. - Lu You

4. Not hearing is worse than hearing, and hearing is worse than seeing. , Seeing is not as good as knowing, knowing is not as good as doing. Learning stops at practice. - "Xunzi·Ruxiao"

5. A knowledgeable person who does not practice is like a bee who does not make honey. ——Sadie

6. Experience is a permanent teacher. ——Goethe

7. Talent and learning will be buried forever if they are not used. ——Sadie

8. We cannot wait for the gifts of nature, we must ask for them from nature. ——Michulin

9. If you want to obtain an insight, you first need labor, your own labor, your own initiative, own practice. ——Dostoyevsky

10. All theoretical laws depend on practical laws; if there is only one practical law, then they all depend on this practical law. —— Fichte