In your world he is too, it's just that you've been convinced that this is not your world.
Ron Paul's statements on neutrality make him the same sort of "statesman" that Chamberlain was. A "policy of neutrality" requires one to depend on the good intentions of other countries.
Twentieth Century history shows two things: the necessity of intervention in some cases (e.g., Hitler); and the dangers of ill-considered intervention (e.g., Wilson after WWI).
For a "policy of neutrality" to be rational, however, it would have to explain how non-intervention could have stemmed the expansionist Soviet tide -- the advent of which had no connection to our neutrality, or lack of it.