Source identified
“The liar is no whit better than the thief.”
Roosevelt argues that criticism loses moral legitimacy when it becomes false, making truthfulness a constraint on reform even when the target of criticism may deserve scrutiny.
Source note: The Man with the Muck-Rake, April 14, 1906. Roosevelt is discussing public criticism, journalism and slander; the surrounding speech simultaneously calls for relentless exposure of genuine wrongdoing when the attack is truthful.
Source identified
“A liar will not be believed, even when he speaks the truth.”
Voice: Fictional character · Wise man of the village
Repeated deception damages credibility beyond the original lie: once listeners have learned to expect false alarms, even a later truthful warning can fail to restore belief in time.
Source note: Joseph Jacobs, The Fables of Aesop, “The Shepherd Boy and the Wolf,” Project Gutenberg #28. The wise man of the village gives the moral after the boy’s repeated false cries cause the villagers to ignore his real warning.
Source identified
“There is a vital difference between error and untruthfulness.”
Being mistaken is separated from intentional falsehood, which allows honest uncertainty and correction without confusing every factual error with deceit.
Source note: The Power of Truth, opening chapter, Project Gutenberg #56020; Jordan distinguishes sincere error from deliberate untruthfulness.
Source identified
“It is a mistake always to contemplate the good and ignore the evil”
Keller explicitly rejects an optimism that refuses to see harm, making clear-eyed attention to difficult facts part of her constructive outlook.
Source note: Optimism: An Essay (1903), Project Gutenberg #31622. The following paragraph calls ignorant or indifferent optimism dangerous and false.
Source identified
“speak the speech of honor.”
Honorable speech is presented as expression that can be trusted because it does not depend on concealment, manipulation or a second hidden meaning.
Source note: The Simple Life, Chapter IV, “Simplicity of Speech,” Mary Louise Hendee translation, Project Gutenberg #23092; Wagner contrasts honorable speech with duplicity.
Source identified
“think justly, speak frankly.”
The paired verbs connect sound judgment with direct expression: clear communication should follow an effort to think fairly and say what is meant.
Source note: The Simple Life, Chapter IV, “Simplicity of Speech,” Mary Louise Hendee translation, Project Gutenberg #23092; Wagner joins just thought with frank speech.