If you use a true statement to punish candor, you are not defending standards. You are committing a Crime Against Ren.
The mistake is thinking truth is automatically clean. In the book’s language, Lashon Hara matters here: accurate information revealed under protection, then used later to harm someone, is still a violation. Truth is not a defense when it damages the conditions that make truth-telling possible.
A simple example: someone admits a bad call in a protected postmortem. Months later, that admission is pulled into a performance review or whispered in a promotion debate. The sentence was true. Its use taught everyone watching to stay quiet next time.
In a fast-changing world, that stops being a cultural nicety and becomes negligence. When expertise half-lives are collapsing, the real bottleneck is whether people can be publicly wrong without being socially destroyed. Weaponize truth against Ren, and you do not just wound a person. You break the substrate your next correction depends on.