The rule of law is a political ideal, not a legal concept.
The most important thing is to be willing to question everything.
Fearless is not the absence of fear. It's not being completely unafraid. Fearless is having fears. Fearless is having doubts. Lots of them. Fearless is living in spite of those things, every day.
The best way to help people is not to do things for them, but to help them do things for themselves.
Information is the key to the functioning of markets, and the lack of it can lead to market failures.