Choose some activity/study/? that lies totally outside your expected life course. Pursue it diligently but gently in your spare time for the rest of your life.

Choose some activity/study/? that lies totally outside your expected life course. Pursue it diligently but gently in your spare time for the rest of your life. Use it as a minor relief from stress. At some point in your life it will become hugely valuable and rewarding. Choose it now or your never will.