One of the most powerful life skills, and one of the most important to hone and develop for both professional and personal success, is creating clear outcomes. This is not as self-evident as it may sound. We need to constantly define (and redefine) what we’re trying to accomplish on many different levels, and consistently reallocate resources toward getting these tasks complete as effectively and efficiently as possible.

David Allen, Getting Things Done: The Art of Stress-Free Productivity [Bookshop, Amazon, Publisher]