I agree. Keyes is a good talker. I used to have a lot of respect for him, but then the love of politics got in his way.
I think you mean love of self got in the way.
What else can he do but talk? America is not ready for his brand of conservatism. FR is not ready for his brand of conservatism. He can't get elected anywhere.
However, Jeb Bush has been elected, and has sworn to uphold the constitutions of FL and the US, and he hasn't.