well, I am impressed with Ted Cruz
and often Rand Paul impresses me. I think both really care about this country and are principled (meaning don't sell out to the highest bidder/lobbyist/special interest in DC
There are others: Marsha Blackburn seems sincere, and others I cannot think of right now. Too bad they have to suffer b/c of the majority.. The People have something like a 20% approval rating of congress. Actually I think it is much lower