Part of Cruz’ problem is his authenticity. He tries to say all the right things, but seems staged. He wants to be a tough guy, but comes off as part Grandpa Munster and part Peewee Herman.
Once you decide he’s a hypocritical political hack, it makes more sense.
It’s all an act. Remember that youtube of them making the heartfelt ad? Pay no attention to the Ted behind the curtain.