Being a lawyer is a real job. It’s hard work to be a courtroom lawyer, and every mistake you make is in public, with a judge and your opinionated peers looking at you.
And, like being a doctor, you don’t ever really go home from your job. Your clients are your clients 24/7, and if something happens in your case on Saturday, at night, or when you are out of town, it’s still your responsibility.
Cruz really has a superlative record. And yes, he may well be the absolute best person available to re-teach the public the value of the Constitution and faithfully uphold it.