This is a well written document. Sometimes motivational pieces for business people seem to state the obvious, but this article chooses to focus in the connection between leadership skills and general productivity outside of pure leadership roles, making it inspirational for anyone.
One thing I feel is important which is not explicitly stated in this essay is to form your opinion / views on existing arguments in your field. This process gives you an immersive experience and helps you get into the details and interconnect different facts.
