All good points, of course.  Unfortunately, the individual to whom the good comments are directed is impervious to such advice.  He is not a serious man with, unfortunately, a very serious job.  He shouldn't have the spare time to make tweets of any kind, for example, let alone be guided by whatever may be implied via such a de facto half-baked medium.

We seem to be in an environment where decisions will be based on feelings, the need to bully, the absence of reflection, games of one up man ship, thin skins, and the application of unethical business norms in a completely different arena called government and international relations.

I hope, but am not confident, that the procedurals blunders associated with the Muslim ban will result in a more considered approach in the future - Trudeau's trip benefited from the pasting the Trump administration got last week.  Let's hope we have a fast learner in Trump.  We all have a stake in this.