“… the Achilles Heel of autocracies anywhere. There is usually not anyone who has the capacity or the will to speak truth to power. And part of the reason I think Russia has gotten itself into the mess that’s it’s in is because there is no one in the system to effectively tell Putin he is doing the wrong thing.”

https://www.cbsnews.com/news/secretary-of-state-antony-blinken-vladimir-putin-60-minutes-2022-09-25/