1. The tongue is the root of benefit and harm, and the mouth is the door of blessing and disaster. ——Proverb

2. It is wiser to use simple words to explain the truth than to use complicated words to explain the truth. ——Zhao Qizheng

3. The heart wants to speak but the mouth cannot grasp it. —— Su Shi, a writer of the Northern Song Dynasty, "Begging to Correct Lu Zhi's Report to Promote Imperial Zhazi"

4. A three-inch tongue is stronger than a million teachers. ——Sima Qian, historian, thinker, and writer of the Western Han Dynasty

5. Only those who are born with good eloquence can become orators. ——

British novelist and poet Joseph Rue

6. To speak straightforwardly and euphemistically is good at speaking and teaching. ——Lv Kun, a writer and thinker of the Ming Dynasty

7. The gift of eloquence is the ability to speak out the thoughts that a wise man only thinks. ——British poet and novelist Hardy

8. Speech can faithfully reflect a person's heart. ——Voltaire

9. At least half of the miracles that happen to successful people are created by eloquence. ——Thomas