In Afghanistan against the U.S., perhaps, with insurgents often taking refuge across the Pakistani border.
But the Iraqi insurgency didn’t have much outside state support, and was based entirely in Iraq.
The Pakistani Taliban against Pakistan doesn’t have outside state support, rarely (if ever)…
I’m all for constant and ever-pushing mindset — it’s so important to keep exploring.
HOWEVER, I don’t agree with the message of not ever being satisfied with where you are right now. If you actually practice that, you might never be present and always have your mind one step ahead — missing out on your life.