Structure is primary for your success. Working on few things at your limited time demands prioritization. Although prioritization is hard, but you have to do it. Ranking what matters most to what matters less is purely an enlightening process, Just try asking 5 why’s.

Winnowing down to the most important from the list is far more strategic, and gives you new energy and urgency. Top priorities are often hard to tackle, otherwise why are they still in the list?
Crave a culture of energy and be obsessed in your focus to tackle them.
Prioritize and Re prioritize.