Keep going on hikes, keep having your friends in your life, keep that downtime sacred as well because as hard as you work in any job, it's really nice to have the relaxing de-stressors. Stress is the worst thing. That's the ultimate demise of any good thing.
The most important thing we can do is inspire young minds and to advance the kind of science, math and technology education that will help youngsters take us to the next phase of space travel.
But groundless hope, like unconditional love, is the only kind worth having.