1. Diligence leads to excellence in work, and playfulness leads to waste. Actions are accomplished by thinking, destroyed by following. ——Han Yu·"Explanation of Jinxue"

Explanation: The proficiency of studies lies in diligence, while the waste lies in playfulness.

2. What a center of learning! ...Therefore, a gentleman's learning is more important than starting with caution. ——Liu Rong·"Habits"

Explanation When a person is learning, the habits in the initial stage are very important! ...Therefore, when a gentleman studies, he must carefully treat the habit formation in the initial stage.

3. Work when the sun rises and rest when the sun sets. ——Zhuangzi·"Zhuangzi·Rang Wang"

Explanation: Get up and work when the sun rises, and go home to rest when the sun sets.

4. Digging wells to drink, plowing fields to eat. ——Huang Fumi·"The Emperor's Century"

Interpretation: If you dig a well, you will have water to drink; if you grow crops, you will not go hungry.

5. Learning starts from thinking, and thinking starts from doubt. ——Chen Xianzhang·"On Learning"

Interpretation Learning begins with thinking, and thinking comes from questions (about things).