I never regretted doing science because it always fascinated me. If I have more time, I would follow more science disciplines and broaden my knowledge of how everything around us works and why exactly they behave they way they do.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.