2. Don't explore its flowers, but dig its roots-Tang Du Mu>

3. Sharpen a sword in ten years-Tang Claw & gt

How can you have virtue without modesty? -Wang Song Anshi & gt

Teenagers work hard all their lives, so don't be lazy about time. -Don Du Xunhe.

6. The ancients were ignorant, long and not old. -Song Luyou & gt

7. Therefore, I never tire of reading a book, and I am familiar with it and think deeply. -history & gt