Here are three people acting like they really believe they can be the GOP candidate for President:
Trump
Cruz
Rubio

Here’s a guy who acts like he can be the nominee because he lives in a delusional religious bubble in his head:
Carson

Here’s a guy who acts like he can be the nominee because he lives in a gilded bubble:
Bush

The rest are acting like people who are looking for a well paid career as a TV pundit.