The biggest problem with his Greta Thunberg comment is that he started it with a lie. He did say it to be provocative. There are other ways he could have made

The biggest problem with his Greta Thunberg comment is that he started it with a lie. He did say it to be provocative. There are other ways he could have made the same point without being offensive, but then it would have been an uncontroversial opinion.