If you don't have the ability or encouragement to use...

If you don't have the ability or encouragement to use yourself in a physical way, you could become just another talking head. And talking heads run things. That's part of the reason why we're in such a sad state as a planet, because it's all about thinking, and thinking has led to a lot of aggrandizement - taking over [resources] and figuring out how you can steal and leaving people and the planet in an impoverished state.