Also, research is a form of pedagogy. That is, you need the research to help you produce and organize the knowledge to be taught in the classroom. Research time, always under siege, must be protected vigilantly. Mental fitness should be matched with physical and emotional fitness. The pretenure period is associated with stress and often health problems.
Regular exercise is crucial to mental and spiritual and physical well being.
Choose committees that you feel you can contribute the most to. Learn to say no. If you are on every committee you may be asked to be on, there won't be any time left. No amount of great service can compensate for insufficient productivity. It's quite OK to vet student work, or even proposals, before you take them on.