You should keep working, driving for whatever goal you have your eye on, while at the same time avoiding a tip over into a workaholic relapse. How?By becoming a manager, Sparky. The purpose of management is to make other people do the things that need doing, so you can think about strategy and leave early.
2007 November, Gil Schwartz, “Escape from the job monster”, in Men's Health, volume 22, number 9, page 122