No doubt there are some managers like that. My take from the linked article is that this person had the will and ability to grow but they lacked an internalise

No doubt there are some managers like that. My take from the linked article is that this person had the will and ability to grow but they lacked an internalised reassurance that it's okay when things don't go to plan and aren't perfect. Importantly, they were open to learning about emotional reasoning. In my mind a good training course can provide that reassurance in the form of a statement like > It is absolutely normal for managers to be constantly juggling a large number of nebulous demands, to finish most days without wrapping anything up, and to feel like there are a large number of unknown and uncontrolled variables. Do not work excessive overtime or refuse to delegate tasks in order to avoid this.