In the brute physical world, and the one encompassed by medicine, there are all too many things that could kill you, don't kill you, and then leave you considerably weaker. ↗
Prayer's important, not just as some kind of a metaphysical exercise, but I think it's a way to refresh one's own mind and motive. If you're praying, you're really looking beyond your own personal thoughts and the pressures that are around you. ↗
In fact, the history of North America has been perhaps more profoundly influenced by man's inheritance from his past homes than by the physical features of his present home. ↗
Apart from the fact that your physical ability starts to decline, I also think someone in their fifties being childlike becomes a little sad. You've got to be careful. ↗
And partly, the worst thing you could do in my family was need something from someone. So physical strength represented an avenue of self-sufficiency to me. ↗