Related Clues:
- Philosopher on the street is one unlikely to give up
- 'The specialist demagogue, sustained by his gang and his --s, his spies and secret police' (The Shape of Things to Come, H. G. Wells)
- Lead actor grips you, being in for the long run
- Stumped by philosopher, I won't quit
- One keeps going way over philosopher's head
- One with stamina
- Stumped by philosopher, one's unlikely to give up
- Celeb entertaining the old: one with enduring qualities
- A horse that's better in the long run
- Not a drop-out in the long run
- Horse with endurance
- Kind of racehorse for which going isn't suited?
- Supporter in the long run?
- Tabloid accepts the old one has stamina
- Not a goer in the race?