Jocko Willink in Discipline Equals Freedom talks about injuries and illness. If you hurt your foot, work your upper body. If you hurt your shoulder, work the other one. Do what you can.
“all those ‘wasted years’, they weren’t wasted; because you learned.” – Jocko Willink You learned what it’s like to be weak. To not try. To give into despair. Now you get to teach other people and inspire them.