Sumantra Ghoshal said this quote

By following what they believe are stick orders from the top, many typical managers tend to concentrate on working within budget and resource constraint --- thereby developing a boxed-in, can't do mindset.

~ Sumantra Ghoshal

The truly effective managers we've observed are purposeful, trust in their own judgement, and adopt long-term, big-picture views to fulfill personal goals that tally with those of the organization as a whole. They break out of their perceived boxes, take control of their jobs, ...

~ Sumantra Ghoshal

Effective managers proactively control their tasks and the expectations of their major stakeholders, which allows them to meet strategic goals rather than fight fires.

~ Sumantra Ghoshal