Is Donald Trump crazy like a fox or just crazy? I pick the former. His abrupt reversals on policy and his Twitter rants probably reflect his personality. But they also seem deliberately designed to keep everyone guessing as to what he might do.
It is a sign of the times that a Canadian prime minister and an American president are cheering for different candidates in the upcoming second round of France's presidential election - and that their contrary preferences are so transparent.
How to explain Donald Trump's radical about-face on Syria, Russia and China? Analysts are at a loss.
Leaders do change their views. But the U.S. president's sudden transformation from isolationist America Firster to big-time global policeman boggles even the most jaded of minds.
In the cold light of day, here are seven observations on the U.S. missile attack against Syria.
First, it was illegal. Russian President Vladimir Putin makes that point and in this instance he is correct. Short of invoking the right of self-defence, it is a breach of international law to attack a state unless that attack is authorized by the United Nations Security Council.
It took Justin Trudeau more than 12 hours to issue a definitive statement on U.S. President Donald Trump's surprise missile strikes on the Syrian regime, but in the end he made a black-and-white choice.