I've done a lot of things in a business where you're lucky to stay alive, so when the time comes, I'll be happy to pass my knowledge along and help someone else.
What drives people to public service is a sense of possibility. If you haven't sensed that possibility you don't get started in the same way, you don't feel you can have an impact.
All the rights secured to the citizens under the Constitution are worth nothing, and a mere bubble, except guaranteed to them by an independent and virtuous Judiciary.