"If you want to improve how you..." - Quote by Peter Drucker
If you want to improve how you manage time - stop doing what doesn't need to be done!
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“Leisure is the time for doing something useful.”
“The most unhappy people in the world are those who face the days without knowing what to do with their time. But if you have more projects than you have time for, you are not going to be an unhappy person. This is as much a question of having imagination and curiosity as it is of actually making plans.”
“If one has not read the newspapers for some months and then reads them all together, one sees, as one never saw before, how much time is wasted with this kind of literature.”