You can't manage time, you actually only manage what you do during time. So the management issue is not so much about time, it's more about how do you manage your focus, how do you manage your actions and your activities in terms of what you do.
David AllenYou don't actually do a project; you can only do action steps related to it. When enough of the right action steps have been taken, some situation will have been created that matches your initial picture of the outcome closely enough that you can call it "done.
David AllenIt is a tricky business to know when you should set goals and objectives in order to achieve a focus, and when you would be better off dealing with the acceptance and management of your current reality so you can later step into new directions and responsibilities with greater stability and clarity. Only you will know the answer to that, and only in the moment.
David AllenThe real issue is how to make appropriate choices about what to do at any point in time. The real issue is how we manage actions.
David Allen