Source identified1
“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 identified2
“The men with the muck-rakes are often indispensable to the well-being of society.”
Investigative criticism can serve society, Roosevelt argues, but its usefulness depends on truth, proportion and retaining the ability to distinguish genuine wrongdoing from indiscriminate condemnation.
Source note: The Man with the Muck-Rake, April 14, 1906. This sentence begins a qualification that such critics remain useful only if they know when to stop; the speech is not a blanket rejection of investigative journalism.