That’s what undermines the morale of an organization.
"…. And if any of you have been deceived by vicious rumors aimed to undermine your faith in the great social program of our leadersyou may trust the word of Miss Taggart, who-" She stood, looking up at the white beam.
…that his body and his consciousness are two enemies engaged in deadly conflict, two antagonists of opposite natures, contradictory claims, incompatible needs, that to benefit one is to injure the other, that his soul belongs to a supernatural realm, but his body is an evil prison holding it in bondage to this earth-and that the good is to defeat his body, to undermine it by years of patient struggle, digging his way to that glorious jail-break which leads into the freedom of the grave.
The newspapers, like puppets on tangled strings, were shouting with the same belligerence and on the same dates: "It is social treason to ascribe too much importance to Hank Rearden’s desertion and to undermine public morale by the old-fashioned belief that an individual can be of any significance to society.
If your faith in the future has been undermined by vicious rumors, you may now see for yourself our happily united family of leadership! …. Ladies and gentlemen"-as the television camera swooped down to the speakers’ table, and the stupefied face of Mr. Mowen filled the screen-"Mr. Horace Bussby Mowen, the American Industrialist!"
There are no more uses of "undermine" in the book.
Show samples from other sources
Her father had a way of undermining his sister’s lectures on the innate superiority of any given Finch: he always told his daughter the rest of it, quietly and solemnly, but Jean Louise sometimes thought she detected an unmistakably profane glint in Atticus Finch’s eyes, or was it merely the light hitting his glasses?
Harper Lee -- Go Set a Watchman
He cocked his head, trying on his "I’m so wholesome" routine, but his bloodshot eyes undermined his efforts.