It clearly articulates how fact and opinion are so easily interchanged.
Trudeau chooses to illustrate this through his own prism. I'm okay with that, and find it humorous, despite the insinuations that I'm wrong about my opinions. He has used the term truth where rightfully argument should have been used.
The world is getting warmer. Fact, thermometers cannot lie about ocean temps. Man is at the root of this warming. Opinion, there is absolutely no way of proving this. There may be signs that lead one to believe it, but there are signs that clearly refute the opinion as well.