I’m reminded of a famous line from William Shakespeare’s Julius Caesar, which says: “There is a tide in the affairs of men, which, taken at the flood, leads on to fortune; omitted, all the voyage of their life is bound in shallows and in miseries.”

We are now riding such a tide. Global economic flux and political uncertainty means world leaders need to figure out new relationships, new opportunities and reset the rules of engagement for a more connected and less secure than before world, where unprecedented migration and the movement of people for safety or for work is leading to anxiety.

These issues need to be...