If you want to use time more effectively, start a time log. This will show where you are over- or underestimating the time it takes to get things done.

Everybody thinks they’re working hard-yet most people actually only use 60% or less of their available work time. In a Microsoft Grohler and Myburgh (2001) studied a group of more than 1400 South African school children, they discovered that the higher achievers were more future-orientated and more conscientious in their time management and less focused on the present than the lower achievers.
This supports traditional advice: be diligent in the present while focusing on what you want to achieve in the future. However, the flourishing time management industry …