the exaggerated and self-aggrandizing expressions of personal discomfort concerning their choices, overdone by comic superheroes and televangelists.
You will never catch Deadpool engaging in wangst unsarcastically, which is a nice change from all the ones that can spend six panels on it as though we cared.
Ted Cruz is the wangst diva of Washington; the guy's face is permanently warped in an "I'm so righteous but I have to do so many tough-love things that it hurts just to be me" expression.