Self-discipline, Henry Ward Beecher

Never forget what a man says to you when he is angry.

- Henry Ward Beecher (1813-1887)

Self-discipline, French Proverb

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He who can lick can bite.

- France and French people

Self-discipline, Confucius

When anger rises, think of the consequences.

- Confucius (孔子, 551BC–479BC)